Question

what is a keystone species? explain using example

Answer 1

A keystone species is a species that is particularly important in an ecosystem, and their importance is out of proportion to how many other species there are in the ecosystem. Some examples of keystone species include the bison, prairie dog, and otter.

Answer 2

Answer:

A keystone species is a species which has a disproportionately large effect on its natural environment relative to its abundance, a concept introduced in 1969 by the zoologist Robert T. Paine