Fact 1: Marine species live mainly in shallow coastal waters.

Fact 2: Marine dolphins are endangered by fishing nets, speedboats, and pollution.

Given the two facts above, answer the question "What mainly lives in shallow and coastal waters?" with the following options: 
- animals
 - horses
 - Sea World
 - parasites
 - bacteria
 - fur seals
 - boats
 - dolphins


 

        dolphins 