A mother polar bear in Northern Canada appeared to have "adopted" a cub not biologically her own. This is an extremely rare occurrence, researchers said — only 13 instances in a group of 4,600 polar ...

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

A mother polar bear has made the decision to adopt - a move that scientists say is extremely rare - and the new family was ...

It's only the 13th known case of adoption out of the 4,600 bears studied for nearly five decades in northern Canada.

Scientists were recently greeted with a most unexpected surprise when a polar bear mother and her cub were walking near Churchill in mid-November when scientists witnessed the mother adopt a second ...

Researchers have tracked how the mother, who also has a biological cub, has taken in a second young bear in a rarely documented case.

A polar bear mother was seen with one cub in the spring — but by fall she had adopted a second, according to Canadian researchers.

The cubs are about 10- to 11-months-old and are known as Cubs of the Year (COYS). According to Polar Bears International, both cubs appear to be healthy. They will generally stay with their mother for ...

Follow the leader. It’s a momma bear’s duty to raise her young until they are able to fend for themselves out in nature. That process usually takes around two years, and obviously looks different from ...

All three polar bears were captured on camera last month. In the video, they are seen exploring the snow-covered terrain. At ...

Little Rock Zoo officials shared Friday that their sloth bear mother, Kayla, gave birth to two cubs over the weekend.

A team of Canadian researchers have documented a rare care of a female polar bear adopting an unrelated cub who was ...