Question

which fish has four hearts​

Answer 1

Answer:

Hagfish has four hearts

Answer 2

HAGFISH ARE ALSO known as slime eels, thought they are not eels. They belong to the class Agnatha, fish without jaws.

HAGFISH ARE ALSO known as slime eels, thought they are not eels. They belong to the class Agnatha, fish without jaws.There are an estimated 76 species of hagfish, which live in cold waters around the world. They can be found as deep as 5,600 feet, and prefer to stay near the soft sea floor, where they can bury themselves if threatened.

HAGFISH ARE ALSO known as slime eels, thought they are not eels. They belong to the class Agnatha, fish without jaws.There are an estimated 76 species of hagfish, which live in cold waters around the world. They can be found as deep as 5,600 feet, and prefer to stay near the soft sea floor, where they can bury themselves if threatened.The largest hagfish, Eptatretus goliath, can grow to more than four feet, while the smallest species reach only several inches long.

HAGFISH ARE ALSO known as slime eels, thought they are not eels. They belong to the class Agnatha, fish without jaws.There are an estimated 76 species of hagfish, which live in cold waters around the world. They can be found as deep as 5,600 feet, and prefer to stay near the soft sea floor, where they can bury themselves if threatened.The largest hagfish, Eptatretus goliath, can grow to more than four feet, while the smallest species reach only several inches long.Hagfish have a reputation for being disgusting — it might have something to do with their sliminess and their unsavory dining habits — but they're actually valuable parts of the ocean ecosystem, and that slime might have practical applications.