Narwhals Don't Really Have Horns

Narwhals Don't Really Have Horns

It's unclear as to why narwhals have a giant, protruding tooth. Some suggest it's a sensory organ that helps with navigation and hunting. This tusk of the male narwhal can grow as long as 2.6 meters (8.5 feet).

03:38

Key Facts In This Video

  • 1

    Narwhal means "corpse whale." (0:16)

  • 2

    The Narwhal's signature "horn" is actually a tooth. (1:31)

  • 3

    Climate change is one of the biggest threats to the Narwhal's existence. (2:57)

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