1.dolphins aren’t dangerous. they are very friendly. they love playing with people. 2.dolphins can’t breathe under water, but they can stay under water for about 15 minutes. 3.dolphins live in families 4.dolphins have names. their names are special sounds. they use the sounds to call their friends and family. 5.dolphins can’t live in polluted water, but a lot of the sea is polluted. we want to make the sea a clean and safe place for dolphins to pollute. a danger. beauty . to clean. a friend. to save.
