When animals nod off, they're most vulnerable to sneaky predators. But despite the risks, the need for sleep is so strong ...

At the bottom of the world’s trenches, there’s a fish that shouldn’t exist. Here’s how it earned the title of the ...

Learn which pets are most commonly hoarded and how unchecked breeding and mental health issues drive animal overcrowding.

Ash the poodle lives in Carmel-by-the- Sea, California, with his owner Meredith, 53. The seaside town is renowned for its beauty and tranquility, along with its wildlife—and Ash is making the most of ...

From caterpillars disguised as the dead to narwhals that play with their food, here are the animal tales that we loved in ...

Animals that navigate extreme conditions and environments have evolved to sleep in extreme ways — for example, stealing seconds at a time during around-the-clock parenting, getting winks on the wing ...

Winter has officially arrived in the Northern Hemisphere. With today’s winter solstice, the days will start to get a little bit longer, but the cold will stick around. We humans typically handle the ...

Discover which species star in “The 12 Days of Christmas,” how they live, and whether they’d enjoy life as unusual holiday gifts.

BARCS in South Baltimore hopes holiday shoppers will also consider picking up a few items from their holiday wish list to ...

Nature doesn’t just surprise us; it prototypes ideas we’d swear came from a movie. Some animal skills look like planned ...

A malnourished Chihuahua was found chained outside in the cold in a rural North Carolina trailer park, with nothing but a concrete block to curl up on—but then, People for the Ethical Treatment of ...

Visitors to an animal park in western Japan have enjoyed the sight of its capybara getting some respite from the winter cold ...