It is the general name of Shark Order (sole shark). Shark knowledge: Shark Shark's English name Shark's classification Chordata, Vertebrate and Chondrichthyta are divided into six kinds according to the Lars classification system of 197 1 year: gill shark, rat shark, tiger shark and real shark. ...

Defendant: yz330

What animal is a shark? Is it a mammal? Do you have a swim bladder?

Sharks Sharks, also known as sharks, existed between1.400 million and1.700 million years ago. It is the oldest fish on the earth and the most primitive vertebrate, not the classification of mammals: Chordata, Vertebrata, Chondrichthyta according to Lass score 197 1 ...

Respondent: lihuiqddy

What animal is a shark? (such as mammals, etc.). )

Some people think that sharks are the fiercest animals in the ocean. Whale sharks feed on small marine life and baleen whales. Thank you, please adopt!