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

Many mothers say that their children will always remain their babies, no matter how big they get. Apparently, this applies just as much to wombats as it does to humans. In this video, one rather large ...

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.

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

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