When sea otters lose their favorite foods, they can use tools to go after new ones

Some otters rely on tools to bust open hard-shelled prey items like snails, and a new study suggests this tool use is helping them to survive as their favorite, easier-to-eat foods disappear.

When sea otters lose their favorite foods, they can use tools to go after new ones






A sea otter in Monterey Bay with a rock anvil on its belly and a scallop in its forepaws.

Some otters rely on tools to bust open hard-shelled prey items like snails, and a new study suggests this tool use is helping them to survive as their favorite, easier-to-eat foods disappear.

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