Predator ecology lab studies predator prey relationships. Prey simulation lab introduction in this lab project the objective is to simulate the relationship over generations of prey vs. Evpp 111 lab spring 2004 1 predator prey interactions. Lie the table cloth, or environment on a big flat space and depending on the color of the habitat, choose fifteen of.
Students explore the predatorprey relationship using an interactive game. This activity could be done before or after playing. The story is the continuation of the first volume which you would do well to read before this one. Graph the deer and wolf populations on the graph below. Students manipulate small creatures anything from gummy worms to animal crackers to plastic animals with differing numbers of predatorsprey and calculate population changes between rounds of predation. Predator, prey, is the second novel in the beast arises series following i am slaughter from dan abnett. In these scenarios, it is easy to see how the predator prey relationship affects the population dynamics of each species. One of the species is a better competitor for bacteria, while the other has photosynthetic endosymbionts and.
In this lab the experimental group was the predator and prey populations decreasing and increasing based on natural selection. In ecology, predation describes a biological interaction where a predator an organism that is hunting feeds on its prey the organism that is attacked. In a stable ecosystem, the number of predators and the number of prey cycle. I suggest that you reread last weeks prelab exercise to refresh your memory. It is logical to expect the two populations to fluctuate in response to the density of one another.
This activity uses a model of the virtual ecosystem with three species. Group up with five other students and g ather the necessary materials which include a colored cloth, tongs, a pen, the prey predator lab handout, and a timer. How is the size of a predator population related to the size of a prey population. Predator and prey worksheets teachers pay teachers.
Predator prey dynamics rats and snakes lotka volterra. You are going to use a simulator to observe how changes in parameters like birth rate can affect predator prey interactions. Use different scales for the wolf population and the deer population on the y axis. For this biology lesson, students compare their physical attributes.
Scavenger hunts, explains how there are many benefits to using environmental games and activities to help youth explore and understand ecological concepts. Three factors can affect the cycling of predator and prey numbers. Owls and raptors unit plan scholastic books for kids. A major focus of community ecology explores interactions between species such as predatorprey relationships, competition, and mutualism. Students record data and track it using a graphic organizer and then they discuss the.
Three students will be the predators, one will time, and the other will record the data. You will simulate predator prey macro invertebrates and bluegills interactions using provided cards. Jan 09, 2016 predator prey by rob sanders is a bit of a different beast from dan abnetts i am slaughter. Each group will need a complete hawks and rabbits board game set see below.
As students play the game, circulate the room for observation and assist as needed. Model 2 microcosm this model is a simulation which draws upon gauss 1934 classic experiments with protists. Distribute the head band pictures to the children as follows. When the prey species is numerous, the number of predators will increase because there is more food to feed them and a higher. The preypredator relationship maintains the ecological balance of the earth, as if predators wont be there then the prey population would increase in earth, which would give rise to over grazing and hence this would directly affect the natural plant life circle. Go over the directions for the hawks and rabbits board game with the class and answer any questions. The number of predator and prey in the ecosystem will be recorded and graphed which will show a predator prey cycle in an ecosystem. Below are some basic lessons on ecology and environmental science. After collecting the data, the students will plot the data and then extend the graph to predict the populations for several more generations. The sort is offered with both fullcolor cards and an individual black and white student worksheet. In complex systems, alternative prey and multiway interactions probably dampen simple predator prey cycles. They explain how predators develop to make it stronger and efficient as hunters. The activity will demonstrate the changes in the frequency of traits over time in a population in response to whether the trait is advantageous to survival or detrimental to the members exhibiting these traits. Individuals are always part of a larger group of organisms from the same species, called a.
In this section there are models simulating classic studies of interactions between species. Pass out a plastic baggie of board game materials to each group. Seventh grade lesson exploring predator and prey relationships. A simple example is the predator prey relationship between the lynx and the snowshoe hare. Play rabbits and hawks board game and play with predatorprey puppets. This limited model allows students to explore the effect of predation on. The mattowel represents the habitat in which the predators and prey live. Students create data tables that are used to create a line graph. Third grade lesson predator and prey act it out betterlesson. A major focus of community ecology explores interactions between species such as predator prey relationships, competition, and mutualism. In nature, at least three factors are likely to promote stability and coexistence. The same is true for any individual plant or animal. Feb 07, 2012 in this lab my plan is to manipulate the three variables listed above in order to determine how they affect the overall predator and prey populations.
Predator comic book series, written by steve perry and stephani perry and published by bantam spectra. Heritable variation is present in both the predator and prey species. Use this lab activity to reinforce concepts of predatorprey relationships in the science classroom that is learning about ecology. To compare predator and prey populations over time in a small ecosystem. The control variables was the area because it was not tested, as well as the time, and the fact that when you died you became part of the spoon population. This is a fun game to show how if the predators and prey depend on each other. If there are no predators and the food source is unlimited unlimited carrying capacity then the population of. There are conclusion questions that require students to analyze the. Think and act like scientists ask questions, make predictions and guesses, try multiple strategies to solve problems, work collaboratively, and persevere culminating activity. There are conclusion questions that require students to analyze the graph and reflect on limiting fa. This activity introduces students to the oscillating relationship between predator and prey population sizes. Predatorprey interactions lab this exercise illustrates how different populations interact within a community, and how this interaction can influence the process of evolution in both species. If the reproductive rate of the prey is increased then the number of predators must stay relatively the same in order for the ecosystem to remain in balance. Predator prey by rob sanders is a bit of a different beast from dan abnetts i am slaughter.
Evpp 111 lab spring 2004 1 predatorprey interactions. Prey is a 1994 novelization of the first aliens vs. When new books are released, well charge your default payment method for the lowest price available during the preorder period. Group up with five other students and g ather the necessary materials which include a colored cloth, tongs, a pen, the preypredator lab handout, and a timer. It is set in the 32nd millenium, hundreds of years after the end of the horus heresy. Understand that prey population will change and thus affect the predators population and visa versa. Create a graph modeling the predatorprey population cycle. Simulation your lab group represents a population of a single predatory species. Children must freeze before the child chosen as prey turns around. Students investigate the predator and prey relationship. Predator ecology lab studies predatorprey relationships.
The effectiveness of the predators feeding apparatus at allowing it to capture enough prey to survive and produce offspring. In this activity, students will simulate the interactions between a predator population of gray wolves and a prey population of deer in a forest. Ecology is a large theme, and often not given full coverage in a biology class due to time constraints. I found prey type of prey where i found it 1st prey 2nd prey 3rd prey 4th prey 5th prey 6th prey 7th prey 8th prey my data summary. Bean simulation introduction interactions between predators and their prey are important in 1 determining the populations of both predators and prey, and 2 determining and maintaining the structure of a community. I present students with a simple scenario to get them thinking about animal groups. Designer dogs examines the cost associated with breeding designer dogs such as puggles.
Create a hypothesis that explains the relationship between a predator and preys population size. We are trying to understand as the population grows in one of the species what the effect is on the other species which co inhabit that environment. In 1970 the deer population of a small island forest preserve was about 2000 animals. Demography lab collect cemetery data, construct survivorship curve predator prey simulation collect data, growth curves, analyze how reproductive rates of predator and prey affect growth curves predator prey simulation with notecards use notecards to demonstrate how predator and prey numbers change over time. Prey book jefferson county public library bibliocommons. Apr 17, 2019 in some predator prey relationship examples, the predator really only has one prey item. Both, of these animals are necessary for maintaining the ecological balance of the earth. Examine succession graphic shows how species are replaced as a pond dries up. If the prey sees the predator move, they must return to start. Predator prey systems are potentially unstable, as is seen in the lab where predators often extinguish their prey, and then starve.
Predatorprey game education l interactive activity predator prey data sheet i am a predator circle one. The swarm is selfsustaining, selfreproducing and capable of learning from experience. Difference between predator and prey predator vs prey. The simulation is done as an arts and craft activity. They will discover how both predator and prey interact with each other and affect the number of individuals in a given region. Discover easy, fun ways to learn and connect with others while spreading bird conservation awarenessjoin the efta flock at birdday. The predator will follow the lab procedure of touching rice pellets that are randomly scattered on the graph paper to mimic catching prey.
To model the heron hunting for fish, the student will close hisher eyes and lower the end of the toothpick slowly down on to the grid. Last night, we had the pleasure of participating in the college of the environments tetiaroa labs unlocked event, with a display and talk titled unlocking the secrets of reef shark nurseries. The michigan state university extension article, environmental games and activities. We will preorder your items within 24 hours of when they become available. In some predator prey relationship examples, the predator really only has one prey item. In the nevada desert, a handful of scientists are battling to retrieve a swarm of rogue microrobots that has escaped from the lab. Another area of community ecology looks at how the composition of species in an area changes over time succession. When there are many predators, the number of prey declines, causing a decline in the prey population as shown in the graph below. Predatorprey population oscillation bridget henshaw.
In this lab students will simulate the population dynamics in the lives of bunnies and wolves. The relationship between a predator you and a prey species beans will be used as an example. In the story, human colonists on the planet ryushi are caught in the crossfire between a band of wayward young yautja and the xenomorphs they are hunting. In order to save the survivors, the colonys leader. When the prey species is numerous, the number of predators will increase because there is more food to feed them and a higher population can be supported with available resources. In this weeks lab we will look at interactions between predator populations and their prey. In order to save the survivors, the colonys leader machiko. In this section of the lesson students further explore predator and prey relationships by completing the predator prey relationship, a module from the concord consortium.
In this virtual petri dish, you can add bacteria, two species of paramecium, and a predator. The initial rat population tab can be used to enter the starting or initial population numbercount of the rat prey population being studied. Swbat describe the importance of interdependence in an ecosystem swbat establish a relationship between predator and prey swbat interpret graphs of predator and prey relationships virginia sols. Because it has been programmed as a ruthless predator, a predator that. Students explore the predator prey relationship using an interactive game. This is an active activity that requires some room to run.
Create a graph modeling the predator prey population cycle. Prey students read a short passage and, using animal descriptions, sort animals into one of three categories. Points for the lab will be earned from a prelab quiz, lab activity and a postlab quiz. Special thanks to the seeley family for their continued support of our reef shark project in french polynesia, and for. Reproduction rate of prey the number of prey eaten by each predator reproduction rate of the predator in this lab my plan is to manipulate. As prey numbers go up, predator numbers also go up. Play rabbits and hawks board game and play with predator prey puppets. I create several different situations to provide different perspectives on the purpose of an animal group, the relationship between predators and prey and how that dynamic changes when either population fluctuates, and how availability or scarcity of plant food and shelter also affect the prey species ability. Another exciting activity for teaching ecology is a predator prey game that physically involves youth in various roles and illustrates each relationship. Some biologists feel that predatorprey relationships should also be considered coevolutionary relationships because of the strong influence each the two have had on one anothers biology. Overview in the webbased game predator protector, students take on the role of an ocean adventures expedition volunteer member.
449 1239 999 922 150 381 1459 3 1478 226 1010 1349 192 1466 1602 211 850 429 837 1015 315 431 1143 1678 1522 42 119 88 1664 93 902 81 1066 412 1634 978 583 882 1330 1392 1236 719 16 1404