TIL that humpback whales have powerful flippers covered in sharp barnacles which they use as weapons to defend their young and fight off predators such as orcas and sharks. en.wikipedia.org Submitted by Glittering-Disaster t3_znms87 on December 16, 2022 at 7:25 PM in todayilearned 11 comments 147
Landlubber77 t1_j0jbfty wrote on December 17, 2022 at 1:51 AM Not unlike the pinball machine on the Titanic. Permalink 0
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