Program GR3
Investigation Questions
After three years on the island without scavengers the rabbit population stabilizes at 98,437 rabbits - the island's carrying capacity. Start with this many rabbits and introduce 50 foxes. Run your program for 20 months and record the rabbit population and the fox population numbers. Create a graph of the rabbit and fox populations as a function of time. Answer the following questions:
What is the rabbit population after the 20th month?
How many rabbits are born during the 20th month?
How many rabbits die of starvation during the 20th month?
How many rabbits die of old age during the 20th month?
How many rabbits are killed during the 20th month?
What is the fox population after the 20th month?
How many foxes are born during the 20th month?
How many foxes die of starvation during the 20th month?
How many foxes die of old age during the 20th month?
What would have happened if the original 200 rabbits were marooned on Grassland with 10 foxes? Create a graph of the rabbit and fox populations for 20 months under these circumstances.
What are the rabbit and fox populations after 40 months?