Rabbits And Wolves Simulation Answers

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Rabbits and Wolves Simulation Answers: A Comprehensive Guide



Have you ever been captivated by the intricate dance between predator and prey? The classic "Rabbits and Wolves" simulation, often used in ecology and computer science courses, vividly illustrates this dynamic. Understanding its intricacies, however, can be challenging. This comprehensive guide provides detailed answers and insightful explanations for common questions and scenarios encountered in the Rabbits and Wolves simulation, helping you master this fascinating model of ecological balance. We'll delve into the factors influencing population growth, the impact of environmental changes, and how to interpret the results to gain a deeper understanding of population dynamics.


Understanding the Rabbits and Wolves Simulation



The Rabbits and Wolves simulation is a computational model designed to demonstrate the complex relationship between predator (wolves) and prey (rabbits) populations. It typically involves a set of rules and parameters that govern the birth, death, and interaction rates of both species. These parameters might include:

Key Parameters in the Simulation:



Initial Rabbit Population: The starting number of rabbits in the simulation.
Initial Wolf Population: The starting number of wolves in the simulation.
Rabbit Birth Rate: The rate at which rabbits reproduce.
Rabbit Death Rate: The rate at which rabbits die (naturally or due to predation).
Wolf Birth Rate: The rate at which wolves reproduce (dependent on the rabbit population).
Wolf Death Rate: The rate at which wolves die (due to starvation or natural causes).
Carrying Capacity: The maximum sustainable rabbit population within the given environment.

Understanding these parameters is crucial to interpreting the simulation's outcomes. Slight changes in any of these can drastically alter the population trajectories of both species.

Interpreting Simulation Results: Common Scenarios and Answers



The simulation often produces cyclical patterns. As the rabbit population increases, there's more food for the wolves, leading to an increase in the wolf population. This increased predation then reduces the rabbit population, causing a subsequent decline in the wolf population due to starvation. This cycle repeats, illustrating the natural checks and balances in predator-prey relationships.

Scenario 1: Rapid Rabbit Growth Followed by Collapse



This scenario typically occurs when the rabbit birth rate is significantly higher than the wolf predation rate and the carrying capacity is not reached quickly enough. The rabbit population explodes initially, but the subsequent wolf population boom quickly decimates the rabbit numbers, often leading to a dramatic population crash for both species.

Answer: This demonstrates the potential for overshoot and collapse in ecological systems. A high birth rate, without sufficient environmental constraints or predation control, can lead to unsustainable growth.


Scenario 2: Stable Oscillations



In this scenario, the rabbit and wolf populations exhibit a relatively stable, cyclical pattern. The populations fluctuate, but they don't experience drastic collapses. This indicates a balance between the predator and prey interaction.

Answer: This represents a more sustainable ecosystem. The interaction between the predator and prey populations maintains a dynamic equilibrium, preventing extreme fluctuations.


Scenario 3: Extinction of One Species



In some simulations, one species may go extinct. This can occur if the predator population grows too rapidly and consumes the prey population to the point of collapse, or if the prey population declines drastically due to other factors such as disease or environmental changes.

Answer: This scenario highlights the fragility of ecological systems and the importance of maintaining biodiversity. The extinction of one species can trigger a cascade effect, impacting the entire ecosystem.

Factors Influencing Simulation Outcomes



Several factors can significantly influence the results of the Rabbits and Wolves simulation:

Environmental Changes:



Introducing changes like increased food availability for rabbits (increasing carrying capacity), a change in the environment affecting rabbit birth rate, or a disease impacting wolves will drastically alter the simulation's outcome.


Predation Efficiency:



Modifying the effectiveness of wolf predation on rabbits significantly impacts the simulation. Increased efficiency leads to faster cycles and potentially more drastic population swings.


Randomness and Stochasticity:



Many simulations incorporate a degree of randomness in birth and death rates, adding variability to the results. This randomness mirrors the unpredictable nature of real-world ecological interactions.

Conclusion



The Rabbits and Wolves simulation offers a powerful and accessible way to understand the complexities of predator-prey relationships and population dynamics. By adjusting the parameters and observing the resulting population trends, we can gain valuable insights into ecological balance, environmental impact, and the delicate interplay between species within an ecosystem. Analyzing the simulation's outputs and understanding the underlying principles can deepen one's comprehension of ecological concepts and their implications.


FAQs



Q1: Can I use a spreadsheet program to create my own Rabbits and Wolves simulation?

A1: Yes, you can create a simplified version using spreadsheet software. You'll need to create formulas to model the population changes based on the parameters you define.


Q2: Are there pre-built Rabbits and Wolves simulations available online?

A2: Yes, many educational websites and interactive simulation platforms offer pre-built versions of this classic model.


Q3: What are some limitations of the Rabbits and Wolves simulation?

A3: The model is a simplification of reality. It doesn't account for factors like disease, migration, age structure within the populations, or competition from other species.


Q4: How can I use the Rabbits and Wolves simulation to teach ecological concepts?

A4: It's an excellent tool for visually demonstrating concepts like carrying capacity, predator-prey relationships, and the impact of environmental changes on population dynamics.


Q5: Are there more complex variations of the Rabbits and Wolves simulation?

A5: Yes, more advanced models incorporate additional complexities such as spatial aspects (how the populations are distributed in space), different types of food sources, and more realistic interactions.


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  rabbits and wolves simulation answers: Conservation Biology for All Navjot S. Sodhi, Paul R. Ehrlich, 2010-01-08 Conservation Biology for All provides cutting-edge but basic conservation science to a global readership. A series of authoritative chapters have been written by the top names in conservation biology with the principal aim of disseminating cutting-edge conservation knowledge as widely as possible. Important topics such as balancing conversion and human needs, climate change, conservation planning, designing and analyzing conservation research, ecosystem services, endangered species management, extinctions, fire, habitat loss, and invasive species are covered. Numerous textboxes describing additional relevant material or case studies are also included. The global biodiversity crisis is now unstoppable; what can be saved in the developing world will require an educated constituency in both the developing and developed world. Habitat loss is particularly acute in developing countries, which is of special concern because it tends to be these locations where the greatest species diversity and richest centres of endemism are to be found. Sadly, developing world conservation scientists have found it difficult to access an authoritative textbook, which is particularly ironic since it is these countries where the potential benefits of knowledge application are greatest. There is now an urgent need to educate the next generation of scientists in developing countries, so that they are in a better position to protect their natural resources.
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  rabbits and wolves simulation answers: Key Topics in Conservation Biology 2 David W. Macdonald, Katherine J. Willis, 2013-04-22 Following the much acclaimed success of the first volume of Key Topics in Conservation Biology, this entirely new second volume addresses an innovative array of key topics in contemporary conservation biology. Written by an internationally renowned team of authors, Key Topics in Conservation Biology 2 adds to the still topical foundations laid in the first volume (published in 2007) by exploring a further 25 cutting-edge issues in modern biodiversity conservation, including controversial subjects such as setting conservation priorities, balancing the focus on species and ecosystems, and financial mechanisms to value biodiversity and pay for its conservation. Other chapters, setting the framework for conservation, address the sociology and philosophy of peoples’ relation with Nature and its impact on health, and such challenging practical issues as wildlife trade and conflict between people and carnivores. As a new development, this second volume of Key Topics includes chapters on major ecosystems, such as forests, islands and both fresh and marine waters, along with case studies of the conservation of major taxa: plants, butterflies, birds and mammals. A further selection of topics consider how to safeguard the future through monitoring, reserve planning, corridors and connectivity, together with approaches to reintroduction and re-wilding, along with managing wildlife disease. A final chapter, by the editors, synthesises thinking on the relationship between biodiversity conservation and human development. Each topic is explored by a team of top international experts, assembled to bring their own cross-cutting knowledge to a penetrating synthesis of the issues from both theoretical and practical perspectives. The interdisciplinary nature of biodiversity conservation is reflected throughout the book. Each essay examines the fundamental principles of the topic, the methodologies involved and, crucially, the human dimension. In this way, Key Topics in Conservation Biology 2, like its sister volume, Key Topics in Conservation Biology, embraces issues from cutting-edge ecological science to policy, environmental economics, governance, ethics, and the practical issues of implementation. Key Topics in Conservation Biology 2 will, like its sister volume, be a valuable resource in universities and colleges, government departments, and conservation agencies. It is aimed particularly at senior undergraduate and graduate students in conservation biology and wildlife management and wider ecological and environmental subjects, and those taking Masters degrees in any field relevant to conservation and the environment. Conservation practitioners, policy-makers, and the wider general public eager to understand more about important environmental issues will also find this book invaluable.
Handout E : Rabbit Wolves Simulation Handout - Dartmouth
Background: Rabbits Wolves is a simulation that shows the relationships between different species within an ecosystem. Rabbits need grass to survive, and wolves need rabbits to …

Rabbits And Wolves Simulation Answers Full PDF
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“RABBITS AND WOLVES” - images.pcmac.org
This modeling simulation demonstrates what happens in an ecosystem that consists of grass, rabbits, and wolves. Certain parameters (variables) can be manipulated to see what …

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This applet allows the user to simulate how nature keeps its balance. Experiment with the settings in the Rabbits and Wolves Activity to build evidence for the answers to the questions below: 1. …

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Go to the PHET simulation: Natural Selection:
Experiment #1A: Rabbits with Brown & White Fur & Wolves. Before you start: Read through the experiment. In the space below hypothesize how the effect of a recessive mutation in a desert …

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How do I create a Rabbits And Wolves Simulation Answers PDF? There are several ways to create a PDF: Use software like Adobe Acrobat, Microsoft Word, or Google Docs, which often …

Population Dynamics: Predator/Prey - Stanford University
In this lab students will simulate the population dynamics in the lives of bunnies and wolves. They will discover how both predator and prey interact with each other and affect the number of …

Population Dynamics: Predator/Prey - UW SCIENCE EXPLORERS


HS Lesson 1 Student Worksheet B Part A factors in the …
We are going to use a computational model to generate graphs, to evaluate the factors that can affect population sizes in an ecosystem, using a simulation built to represent rabbits and …

Phet Natural Selection Simulation Worksheet - Mr. Aldrich's …


Differential Equations 7 - Montgomery College
Suppose that populations of rabbits and wolves are described by the Lotka-Volterra equations (1) with k = 0.08, = 0.001, r = 0.02, and b = 0.00002. The time t is measured in months. Find the …

Wolves and Rabbits Predator-Prey - fathersoninnovations.com
a predator-prey relationship, using wolves as the predator and rabbits as the prey. Over many generations you should be able to see the relationship between the number of predators and …

Lab 10. Predator-Prey Relationships: How Is the Size of a
Using a computer simulation, investigate how a population of a predator (wolves) and a population of its prey (sheep) interact with each other and the local environment over time. The guiding …

Lab 10. Predator-Prey Population Size Relationships: Which …
In this investigation, you will investigate how a popu-lation of predators (wolves) and a population of its prey (sheep) interact with each other and the plant life in an environment over time. Your …

N a t u ra l Se l e c t i o n - PhET Interactive Simulations
1. What is the simulation about? 2. How can you make the rabbits’ offspring brown? 3. How can you make the rabbits’ offspring have short/long ears? 4. How do you change to a snowy environment? Ask students to briefly share what their thoughts and impressions on the simulation are; what questions do theyhave;whatdidtheyanswertoquestion#1fromthe

Teacher Instructions Population Dynamics - Stanford University
This simulation requires three or more participants. The three necessary roles are wolf manager, bunny manager and data manager. The wolves (pink squares) will be randomly dropped onto the meadow (large sheet) covered in bunnies (gray squares) to represent wolves catching and eating bunnies, which is necessary for the wolves to survive and ...

Wolves of Yellowstone - University of Oklahoma
Wolves, Elk, Bison, and Secondary Trophic Cascades in Yellowstone National Park ... Using their models, ask students to record answers to those questions. Before moving on, show the class the next part (0:40-2:38) of the Wolves of Yellowstone video (link). This clip describes Yellowstone's ecosystem during 100 years without wolves. This ecosystem

Simulating an Ecosystem
of rabbits, wolves, and plants. This stability can be greatly improved in order for ... Keywords: ecosystem, simulation, Unity, genetic algorithm, evolution, natural se-lection. vi. Acknowledgments We would like to thank the following creators for the assets and tools which we utilizedinourproject:

Wolves of Yellowstone - National Geographic Society
Gray wolves were reintroduced into Yellowstone National Park in 1995, resulting in a trophic cascade through the entire ecosystem. After the wolves were driven extinct in the region nearly 100 years ago, scientists began to fully understand their role in the food web as a keystone species. Vocabulary Term Part of

2.1 Assessing the Predictions and Planning Tool for the …
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Science Virtual Learning LEP Science - Independence Public …
Check your answers here 1. The wolves 2. Wolf population goes down; moose population goes up 3. The moose 4. The moose population goes down because the wolves are eating the moose. The wolf population goes up because the wolves are eating the moose, surviving and reproducing. As the wolf population goes up, more moose are getting eaten, so their

Some Questions and Answers About Wolves – Red AND Gray!
centuries past in some places when wolves were enduring a starvation period. However, many of these stories distort the truth about the elusive nature of wolves. In places where wolves are protected or where humans maintain a presence in remote areas (lumber and mining camps, for example), wolves may become less fearful of humans, especially if ...

Breeding Bunnies Lab - PBworks
rabbits. Evolution, on a genetic level, is a change in the frequency of alleles in a population over a period of time. Breeders of rabbits have long been familiar with a variety of genetic traits that affect the survivability of rabbits in the wild, as well as in breeding populations. One such trait is the trait for furless rabbits (naked bunnies).

Natural Selection Name High School Student Activity Class
11. Compare your answers with a classmate who has done a different simulation, or perform another simulation yourself in order to answer the following questions. Q13. When wolves are performing natural selection, which phenotype(s) give(s) the selective advantage? What do the rabbits that are most likely to survive look like under the conditions in

Title of Book: - tamucc.edu
Online Activity – Rabbits and Wolves Simulation Directions: Go to the URL website listed below. Play with the simulation and adjust parameters (forest size, initial number of wolves, rabbit reproduction probability, etc.) and see what happens. Write down what you observe from the different scenarios and what you learned from the activity.

Simulating an Ecosystem - Chalmers
of rabbits, wolves, and plants. This stability can be greatly improved in order for ... Keywords: ecosystem, simulation, Unity, genetic algorithm, evolution, natural se-lection. vi. Acknowledgments We would like to thank the following creators for the assets and tools which we utilizedinourproject:

Populus Simulations of Predator-Prey Population Dynamics.
reduce the value of D to 0.2. Run the simulation (to give a standard to which you can compare the next result.) (b) Now increase the value of h, run the simulation and compare to the previous result. Keep increasing h in a series of steps, up to h = 2.4. What effect does increasing the handling time have on the maximum rate of prey intake per ...

Modeling Population Dynamics with Volterra-Lotka Equations
Deflnition 2 (Stability [6]) Let p~ be a flxed point of a difierential equation with °ow ’. 1. p~ is stable , For every neighborhood U of p~, there exists a neighborhood V of p~ such that ’t(U) µ V for all t ‚ 0 2. p~ is asymptotically stable , p~ is stable …

Wolves - charlevillens.ie
Questions about Wolves Answers. visit twinkl.ie The wolf is a large predator of the Canidae family. They are the ancestors of all breeds of domestic (pet) dogs. They come from ... like rabbits, hares, squirrels, chipmunks and beavers. But a pack of wolves can catch very big animals such as moose, caribou and

Some Questions and Answers About Wolves – Red AND Gray!
centuries past in some places when wolves were enduring a starvation period. However, many of these stories distort the truth about the elusive nature of wolves. In places where wolves are protected or where humans maintain a presence in remote areas (lumber and mining camps, for example), wolves may become less fearful of humans, especially if ...

Lesson 3: Rabbits, Rabbits, and More Rabbits: Logistic …
Lesson 3: Rabbits, Rabbits, and More Rabbits: Logistic ... Debrief the simulation experience as a class using ideas for bringing the lesson home. Figure 2: Control Panel. 4 • Lesson 3 – Level C • Logistic Growth • ©2012 Creative Learning Exchange ... wolves are in decline?

3.5 Modeling populations - Department of Mathematics
Since R′ has units of rabbits/month, and R has units of rabbits, equation (3.5.2) tells us that k has units of rabbits per month per rabbit. Mathematically, these are the same units as month−1. However, the “rabbits per month per rabbit” interpretation is more indicative of what k measures:

Evolution by Natural Selection - Weebly
Questions 1. Explain why a characteristic that helps an animal to live longer will generally tend to become more common in the population as a result of evolution by natural selection.

Student Name: Natural Selection Online Lab Instructions: …
13. Which allele combination is the most common for the brown rabbits? 14. Is there another allele combination present or possible for brown fur? If so, why is it rare or not present after 3 generations? 15. What effect do the wolves have on the population? Why? 16. Choose 10 brown rabbits randomly and record their genotypes.

Lab 10. Predator-Prey Population Size Relationships: Which …
The Wolf Sheep Predation simulation allows you to explore the stability of the predator-prey population size relationship (see the figure to the right) between a population of wolves (the predator) and a population of sheep (the prey). In the simulation, wolves and sheep wander around the landscape at random. The wolves lose energy

Some Questions and Answers About Wolves – Red AND Gray!
centuries past in some places when wolves were enduring a starvation period. However, many of these stories distort the truth about the elusive nature of wolves. In places where wolves are protected or where humans maintain a presence in remote areas (lumber and mining camps, for example), wolves may become less fearful of humans, especially if ...

Lionfish Invastion Density Dependent Population Dynamics …
answers to the questions embedded in the Click & Learn. Students can generate this PDF by submitting their answers on the “Further Study” page of the Click & Learn. If needed, they can revise their answers on the appropriate pages and resubmit them. Have students complete the “Student Worksheet” for the Click & Learn.

Wolves - charlevillens.ie
A wolf alone can catch small animals like rabbits and squirrels. A pack of wolves can catch very big animals like moose and elk. They also eat small amounts of fruit and berries when they are in season. ... Questions about Wolves Answers. visit twinkl.ie The wolf is a large predator of the Canidae family. They are the ancestors of all breeds of ...

Natural Selection Simulation
source for another species. As there are more bunnies, there are more wolves. More wolves need more bunnies to feed on, and the population is controlled. Our simulation is not taking into account that the bunnies need to eat. Click the play again button. Add a friend for the lonesome bunny and then add “Food” as a selection factor.

Scanned Document - Bronx High School of Science
Nov 28, 2011 · and fir trees. Wolves eat moose, more easily catching the slower, weaker moose. Each individual animal of both species has a store of fat reserves that decreases as the individual moves around and reproduces, and increases when food is consumed. Both moose and wolves reproduce; however, for simplicity, the simulation ignores gender.

Population Dynamics - Stanford University
This simulation requires three or more participants. The three necessary roles are wolf manager, bunny manager and data manager. The wolves (gray squares) will be randomly dropped onto the meadow (large sheet) covered in bunnies (pink squares) to represent wolves catching and eating bunnies, which is necessary for the wolves to survive and ...

Simulation of a Population Study: Mark-Recapture Technique
Simulation of a Population Study : Mark-Recapture Technique Introduction: In both population ecology, which focuses on individual species, and in community ecology, which focuses on groups of species, a central question is often How "many are there?" In addition to many research applications, there are also practical applications for

Wolves and Rabbits Predator-Prey
Data was collected on the populations for wolves and rabbits in a certain area. The data was taken over 20 generations and is shown in the table below. ... Wolves and Rabbits Predator-Prey Simulation a band of DNA . Questions: 1. Study your graph lines for the two populations. How are the wolf and rabbit populations related to each other?

Computer Simulation Instruction: Carrying out Chemical …
Rabbits and Wolves simulation program, is simulation learning programs which enable students explore strategies to keeps balance on nature by varying the number of rabbits and wolves that live in a defined space. It includes directions and activities for students as well as background information for teachers. ...

HS Lesson 1 Student Worksheet B Part A factors in the …
HS Lesson 1 Student Worksheet B We are going to use a computational model to generate graphs, to evaluate the factors that can affect population sizes in an ecosystem, using a simulation built to represent rabbits and wolves in a forest.

Predator Prey Lab Exercise L1 - Hofstra University
since predators often pick the weaker members of the herd. In 1971, ten wolves were flown into the island. Procedures: 1. The results of this program are shown in the following table. The Population Change is the number of deer born minus the number of deer that died during that year. Fill out the last column for each year (the first has been

Teacher Guide: Food Chain - Amazon Web Services, Inc.
Environmental connection: The wolves and moose of Isle Royale Isle Royale is a small, 210-square-mile island near the northwest shore of Lake Superior. Since the 1940s, the island has been home to wolves and moose. The moose forage on young trees, grass, and water plants, while the wolves feed almost exclusively on moose. This isolated

The Ups and Downs of Populations - Science4Inquiry
example, multiplying rabbits can very quickly eat all the vegetation in a grassland ecosystem. With the vegetation gone, food becomes the limiting factor and the rabbits may starve or move to another area (immigration). The grassland now has a reduced carrying capacity for rabbits until the vegetation grows back again.

Student Exploration: Food Chain - Amazon Web Services
The Food Chain Gizmo shows a food chain with hawks, snakes, rabbits, and grass. In this simulation, the hawks eat snakes, the snakes eat rabbits, and the rabbits eat grass. 1. Producers are organisms that do not need to eat other organisms to obtain energy. A. Which organism is a producer in this food chain? _____ B. Where does the producer get ...

Lab 9. Population Growth: How Do Changes in the Amount …
the SETUP button to set up the ecosystem with rabbits and grass, then click the GO button to start the simulation. It is also easy to adjust the characteristics of the simulated ecosystem. The NUMBER slider controls the initial number of rabbits (0–500). The BIRTH-THRESHOLD slider sets the energy level at which the rabbits reproduce (0–20).

1.2 What, if anything, is a Wolf? - Hampshire College
Wolves and their relatives have a confusing taxonomic history. There are big differences between rabbits and wolves. Everyone knows what a rabbit is, even if it is not “anything but a rabbit.” We might not know who the rabbit’s ancestors were or exactly how they are related to their closest relatives, but we do know what one is. Wolves and

Simulating an Ecosystem - Chalmers
of rabbits, wolves, and plants. This stability can be greatly improved in order for ... Keywords: ecosystem, simulation, Unity, genetic algorithm, evolution, natural se-lection. vi. Acknowledgments We would like to thank the following creators for the assets and tools which we utilizedinourproject:

Oscillating Example for Algebra II, Using STELLA
We will study an ecosystem involving rabbits and wolves in the usual predator/prey relationship. From our study we will see one example of oscillation. ... Set the Simulation time from 0 to 100 with DT=1. Choose Runge-Kutta 4 as the calculation method. Run the simulation. If you did everything right you should get 2 straight horizontal lines.

Examples: Lotka-Volterra, and the Pendulum - Florida State …
of the resource available. This model would work with two species like rabbits and sheep as they compete for grass to eat. There are two main e↵ects we consider: (1) Each species would grow to its carrying capacity in the absence of each other. For example, the rabbits would ‘reproduce like rabbits’ if there were no sheep present.

Wolves and Rabbits Predator-Prey - fathersoninnovations.com
a predator-prey relationship, using wolves as the predator and rabbits as the prey. Over many generations you should be able to see the relationship between the number of predators and the number of prey. Directions: Data was collected on the populations for wolves and rabbits in a certain area. The data was taken

WOLVES OF YELLOWSTONE - WordPress.com
game or predator they encountered. Wolves were especially vulnerable because they were seen as an undesirable predatory species. At least 136 wolves were killed in the park between 1914 and 1926. By the 1940’s wolf packs were seldom reported in the park. In fact, by the mid-1900’s wolves had been nearly eliminated not just from

Student Exploration: Food Chain - Amazon Web Services
The Food Chain Gizmo™ shows a food chain with hawks, snakes, rabbits, and grass. In this simulation, the hawks eat snakes, the snakes eat rabbits, and the rabbits eat grass. 1. Producers are organisms that do not need to eat other organisms to obtain energy. A. Which organism is a producer in this food chain? _____ B. Where does the producer ...

Predator prey simulation answer key
determine if the same parameters have led to a stable population. Suggest a reason why the size of the forest may have affected the outcome. Result. wolves and rabbits predator-prey simulation answer key. wolves and rabbits predator-prey simulation answer key pdf. wolves and rabbits predator prey simulation answer key lab 32. deer me a predator ...

1.2 What, if anything, is a Wolf? - Hampshire College
Wolves and their relatives have a confusing taxonomic history. There are big differences between rabbits and wolves. Everyone knows what a rabbit is, even if it is not “anything but a rabbit.” We might not know who the rabbit’s ancestors were or exactly how they are related to their closest relatives, but we do know what one is. Wolves and

Lab: Predator Prey Interactions Simulation
Simulation 4: Predator and Prey - Explore Predator and Prey Interactions Predators and prey populations often cycle. For example, if there are more rabbits in an ecosystem, there can be more wolves. As the wolves increase in number, the number of rabbits will begin to decline. This is called a PREDATOR PREY CYCLE.

U.S. Fish & Wildlife Service Endangered Red Wolves - FWS
What do red wolves look like? Red wolves are mostly brown and buff colored with some black along their backs; there is sometimes a reddish color behind their ears, on their muzzle, and toward the backs of their legs. Red wolves are intermediate in size between gray wolves and coyotes. The average adult female red wolf weighs 52 pounds and Back ...

Lab: Predator-Prey Relationships - tws.ewsdonline.org
10. Carry on this simulation for 20 generations. 11. Graph your data: • The generation number is the independent variable • The number of individuals (mice/owls) is the dependent variable • Plot the data for “number of mice at start” and “number of owls at start” for each generation

Food Chain Gizmo INSTRUCTIONS PRIOR KNOWLEDGE …
the hawks eat snakes, the snakes eat rabbits, and the rabbits eat grass. 1. Producers are organisms that do not need to eat other organisms to obtain energy. 2. Consumers must eat other organisms for energy. GIZMO WARM-UP The SIMULATION pane of the Gizmo shows the current population, or number, of each organism in the food chain. 1.

Participatory Simulations Guide - Northwestern University
simulation), the rabbits and wolves are two kinds of "turtles." They are programmed to interact differently when a rabbit bumps into a wolf as opposed to when a rabbit bumps into another rabbit. The rabbits and wolves are what are called "breeds" of turtles. In these examples, the grid of patches is used to model grass.