THe best animals ever!!
These animals are very smart. When they have babys the tail comes out first.
They are mammals, too. They can live from 17 to 50 years old. They can also dive down
1,000 feet. There is 42 types of dolphins in the intire world known to scientist.
There is 38 marine dolphins and 4 river dolphins. They live in salt water but some can live very well in fresh water.