Moja, a 25-year-old spotted hyena, became lethargic and weak on Christmas Day, the zoo said in a social media post on Saturday. After his health rapidly declined, "it was determined that ...

In the video, the hyena attempts an attack on a donkey. To everybody’s surprise, the donkey, usually perceived as a submissive animal, defends itself aggressively, biting down hard on the hyena’s face ...