Simple Definition of blue whale
: a very large bluish-gray whale
Full Definition of blue whale
: a very large baleen whale (Balaenoptera musculus syn. Sibbaldus musculus) that may reach a weight of 150 tons (135 metric tons) and a length of 100 feet (30 meters) and is generally considered the largest living animal
BLUE WHALE Defined for Kids
Definition of blue whale for Students
: a very large whale that is generally considered the largest living animal
Learn More about blue whale
Britannica.com: Encyclopedia article about "blue whale"
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