When sea otters hammer mussel shells against rocks to help open them, they're leaving behind their own archaeological record that can't be compared to any other creature, according to a new study. Sea ...
A North American river otter (Lontra canadensis) wanders through a forest at the Smithsonian Environmental Research Center. Credit: Calli Wise, Smithsonian Environmental Research Center YouTube video: ...
All right. We're going to talk otters now. Yes, we do consider all things on this program. ARI SHAPIRO, HOST: You otter to know. CHANG: (Laughter). SHAPIRO: Otters are pretty clever with their paws.
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