This is a forest ecosystem with a food chain of Trees, Squirrels, Bears and Humans.
The food chain is as follows:
The Trees make food for themselves through photosynthesis
the Squirrels eat the tree´s leaves,
Bears eat the squirrels,
and Humans eat the Bears.
Now, what would happen if We interfered with the food chain?
Lets find out, click on one of the items to make them go extinct