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 ...
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 ...
Sea otters use tools to access food and reduce tooth damage. Female otters use tools more frequently to meet energy needs, new study finds.
Sea otters - especially females - use tools when feeding to help look after their teeth, reveals new research. The cute marine mammals employ shells, rocks and even litter to open the mollusks ...