Security footage captured two otters “rolling, sliding and romping” through fresh snow at Baltimore’s National Aquarium.

From the last thylacine to Mollie the drinking, smoking orangutan, little Punch the monkey is the latest in a long line of lonely zoo animals.

A pair of otters got an early start to enjoying a snow day in Maryland. Security cameras captured the fun at 7 a.m. at ...

Research from Adelaide University and the South Australian Research and Development Institute (SARDI) has shown for the first ...

Tiny Asian small-clawed otter pups practice swimming, learning life skills with joy.

For more than a century, sea otters vanished from Washington’s waters, hunted to extinction. Now, their slow return is ...

Sea otters hold hands while they sleep to avoid drifting apart. When resting on their backs, even gentle ocean currents can ...