Sharks are important because ____.
A) they all fill similar niches and are all endangered
B) they consume alligators in large numbers, threatening alligator populations
C) they are keystone species that perform important ecosystem services, such as removing sick and injured animals from the population
D) they pose a major threat to human life, killing thousands of people each year
E) they are known for preferentially consuming invasive species and are large enough to consume large numbers

Question

Quizplus · Accepted Answer

Sharks are keystone species that perform important ecosystem services, such as removing sick and injured animals from the population. Their removal from the ecosystem would have cascading effects on the food chain and could lead to imbalances in the ecosystem.

Sharks Are Important Because ____