UC Santa Cruz researchers used biomechanical and functional morphology to measure how hard sea otters need to bite to break open prey of various sizes. (Photo by Jessica Fujii, Monterey Bay Aquarium) ...

In the captivating world of marine mammals, sea otters have long been admired for their playful antics and adorable appearance. However, recent research has shed light on a remarkable aspect of their ...

Humans are not alone in the use of tools. Chimpanzees, for instance, crack nuts with stones and use sticks to get at tasty ...

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 they ...

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 ...

That's important because otters play a key role in their ecosystem. Researchers stunned by resilient hunting habits of otters ...

There are a few animals that we know use tools, and sea otters are one example. A new study has now shown that individual sea ...