Ukrainian zoo may have to euthanise big cats, bears after Russian shelling nearly destroyed enclosures
UN report warns of climate-related mass extinctions, including disappearance of penguins, polar bears
A US man fighting to keep his emotional support potbellied pig named Ellie has been to court 13 times
Omicron's 'wacko' combination of mutations has scientists split over if it developed in humans or animals
Animal-rights charity suing YouTube, claiming site doesn't enforce ban on animal-abuse videos, report