Is a Shark a Mammal?

Answer

A mammal is a warm blooded animal with the ability to feed its offspring with its milk. A mammal also has a backbone and is a vertebrate. While a shark has a backbone, it is a part of the cartilage fish class and is not a mammal.
Q&A Related to "Is a Shark a Mammal?"
Fish.
http://wiki.answers.com/Q/What_are_sharks_if_their...
It is not a mammal because it does not have any hair, nor does it have a vertebrate
http://www.chacha.com/question/why-is-a-shark-not-...
Because they don't nurse their young( all mamals produce milk for their young), and they don't have lungs(they breath with gills). Had to add this since a few others don't know, sharks
http://answers.yahoo.com/question/index?qid=200611...
Sharks are carnivorous fishes with heterocercal caudal fins and tough skin. They are Chondrichthyes, a type of fish, not mammals.
http://www.kgbanswers.com/what-is-a-shark-is-it-a-...
1 Additional Answer
Ask.com Answer for: Is a Shark a Mammal
Sharks are fish.
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