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 ...

Did you know there are animals that build things like humans do? We've done the research! Read about 9 animals that build things like humans!

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

A two-year-old sea otter was rescued in Marina, California and has been moved to the Shedd Aquarium in Chicago where she will ...

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 ...

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

As part of its commitment to conserve the endangered southern California sea otter, Shedd Aquarium is a partner in a groundbreaking surrogate mom program.

In the wake of the sea star die-off, mussels became a major prey surplus for sea otters, revealing a surprising link between the adjacent rocky intertidal and kelp forest ecosystems. The new ...