A southern sea otter uses a rock anvil to break open shells of prey. Monterey Bay Aquarium Hungry sea otters have figured out a workaround when they want to open up a crustacean’s shell without ...
In parts of the ocean where sea otters face stark competition for their favorite kinds of food, some otters are getting by with the help of tools — like rocks and even glass bottles — that let them ...
In parts of the ocean where sea otters face stark competition for their favorite kinds of food, some otters are getting by with the help of tools — like rocks and even glass bottles — that let ...
Study shows how otters, particularly female ones, use tools to survive a changing world, accessing tougher prey.
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