Question

Why can the removal of one important species affect an entire ecosystem?

Answer 1

The important or key stone species are essential for a variety of other species in an environment.

Explanation:

A keystone species was the hippo in southern Africa. The local fishermen killed the hippos because the hippos were attacking the fishermen in the early evening fishing times.

The hippos kept the grasses fertilized and in control When the hippos died the grasses died When the grasses died the small fish died When the small fish died the large fish died, the lake became sterile. Hippos were reintroduced and the fishermen changed the times that they fished.