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) ...

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 ...

In parts of the ocean where sea otters face stark competition for their favorite kinds of food, some otters are getting by ...

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

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 ...

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 ...

In California’s Monterey Bay, where the vast Pacific Ocean meets lush kelp forests, sea otters, especially the females, are ...