While some animals naturally excel at rolling, many others do not. This chill grizzly bear, however, is very good at rolling.

Marian Thompson, the widow of an exotic pet enthusiast who unleashed 56 dangerous animals into Zanesville, Ohio before committing suicide, wants her leopards back.

Grolar bears have "thick white fur like a polar bear" and "a wide head, brown legs, and brown paws like a grizzly." They happen when global warming drives grizzlies north. Global warming: Cute but deadly. [CBC, SciAm, pic]