Sea Otters Use Tools to Break Open Larger Prey, Sparing Their Teeth, Study Finds
The adorable otter is North America’s smallest marine mammal, as well as the largest species of the weasel family, which also includes skunks, badgers and wolverines. With roughly 3,000 southern sea otters left in California, they are listed as threatened under the United States Endangered Species Act and play a crucial role in the restoration […]