What is the biggest animal in the world?


Quick Answer

The biggest animal in the world is the blue whale. It is one of the largest animals that has ever lived. A blue whale can grow as long as 109 feet and weigh more than 418,000 pounds. Females are a bit larger than males.

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Full Answer

The blue whale is a baleen whale, which means it has plates in its mouth that it uses to filter out its food. It's also a rorqual whale, which means it has grooves along its throat that expand when it gulps great volumes of water. Despite its great size, the blue whale eats tiny, shrimp-like animals called krill.

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