How can sea lions help people?

Answer 1

By providing entertainment in shows at zoos, marine parks, and circuses, because they are intelligent animals that can be taught to perform many of their natural behaviors on cue. Clever sea lions have delighted people with their abilities for decades.

Answer 2

For a long time they used to be killed for their meat, blubber, skin etc. until they were almost extinct. They are now protected under international law.