What's a Narwhal's Tusk For?

2:57
 
Share
 

Manage episode 258419814 series 1274742
By Scientific American. Discovered by Player FM and our community — copyright is owned by the publisher, not Player FM, and audio is streamed directly from their servers. Hit the Subscribe button to track updates in Player FM, or paste the feed URL into other podcast apps.
Although the tusk can be a weapon, the variation in tusk length among animals of similar body size points to it being primarily a mating status signal.

727 episodes