final exam\nwhy are otters considered a keystone species?\nbecause they are a predator that keeps sea…

final exam\nwhy are otters considered a keystone species?\nbecause they are a predator that keeps sea urchins in check which helps kelp forests thrive\nbecause if they were wiped out, they would not be missed\nbecause they are the prettiest and most lovable of all the sea mammals

final exam\nwhy are otters considered a keystone species?\nbecause they are a predator that keeps sea urchins in check which helps kelp forests thrive\nbecause if they were wiped out, they would not be missed\nbecause they are the prettiest and most lovable of all the sea mammals

Answer

Answer:

because they are a predator that keeps sea urchins in check which helps kelp forests thrive

Brief Explanation:

Otters prey on sea urchins. Sea urchins over - graze kelp. By controlling sea urchin populations, otters allow kelp forests to flourish, playing a crucial role in the ecosystem.