"Sea otters vary in how often they use tools," said study author Chris Law, an early career provost fellow at the University of Texas at Austin. "The females are likely using tools to overcome ...

researchers followed 196 tagged sea otters over several years. With the help of dedicated volunteer “otter spotters,” the researchers tracked the feeding habits, tool use and overall health of ...

If you were an otter, you’d use it more often than you think. Sea otters take their rocks very ... and durability since they’re used first and foremost as tools. Each rock must be hard enough ...

Sea otters are critical players in marine ecosystems and are a keystone species, meaning they have a profound effect on their ...

Every day California sea otters spend 10 to 12 hours hunting and ... What is surprising (to those who think of tool use as a primate skill, or at least a terrestrial one) is that otters use ...

New research led by Monterey Bay Aquarium reveals a surprising ripple effect in coastal ecosystems: the collapse of one ...

A devastating sea star plague triggered an unexpected ecological shift, creating a mussel boom that sea otters turned into a ...

In 2013, a sea star wasting syndrome decimated populations of Pisaster along the west coast of North America and along the Monterey Peninsula in California, where this study was conducted. The orange ...