Indus river dolphins 3. Amazon river dolphins 4. Chinese river dolphins Sea-world trains dolphins to do tricks for people. They mostly use Bottlenose Dolphins. They are the easiest to train and understand humans.
Some fishermen shoot the dolphins because they mess up the nets.
Here Are Some Fun Facts About Dolphins 1. Sharks are not dolphins greatest enemy. Dolphins like warm water. Dolphins are found in all oceans and some rivers like the Amazon. During breeding season, the males will fight over the females 5.