A polar bear mom emerged from her den with one cub, but was later seen in Churchill, Manitoba, with two. Researchers say she likely adopted an abandoned cub, only the 13th case observed in 45 years.

Long before modern bears were around, Earth was home to massive bear species. Like today’s bears, these animals roamed forests and tundra. However, these ancient animals towered over today’s largest ...

A variety of studies are showing that rough-and-tumble play is important for animals and kids alike.

The Oklahoma City Zoo announced the addition to its animal family following the birth of a critically endangered Sumatran ...

The cubs are about 10- to 11-months-old and are known as Cubs of the Year (COYS). According to Polar Bears International, ...

In a rarely documented case, a female polar bear was spotted with two cubs, including one that wasn’t her own, in the ...

A wild female polar bear was recently filmed with a cub that’s not her own: a notably rare behavior that’s been determined to ...

The DNR confirms juvenile cougars first documented in March remain with mother in the western Upper Peninsula.

When scientists in Canada came across a female polar bear with two cubs in the fall, they made an unusual discovery: One of the young was not her own offspring but instead a rare documented example of ...

Female Bonita, 16, and her 11-year-old son Remi, moved into Chester Zoo after being transported from a safari park in Cumbria.

The Oklahoma City Zoo welcomed a critically endangered Sumatran tiger cub, offering a rare boost for a species with fewer than 400 left.

The rare event marks the 13th known instance of adoption within this well-studied group of polar bears living in the western ...