A Canadian zoo has launched an investigation into the mysterious drowning deaths of seven Humboldt penguins.
Philippine veterinarians conducted an autopsy on the world's largest saltwater crocodile ever caught, amid concerns it died of mistreatment in a small pen where it was on show for tourists.
The oldest male panda bear in the world, a gift from China to former German chancellor Helmut Schmidt, died Wednesday aged 34 in Berlin, its zoo said.
Specialists were surprised Thursday after a sand tiger shark ran aground on the French coastline of the English Channel, even though it is normally found in deeper and warmer waters.
A mystery liver disease thought to be caused by introduced weeds is causing hairy-nosed wombats in southern Australia to go bald and die, researchers said Tuesday.
(AP) -- A preliminary exam shows that an endangered baby gorilla born nine days ago at Chicago's Lincoln Park Zoo died of head trauma.
Dozens of wild boars have turned up dead this month around a beach in western France, officials say, as they suspect poisonous blue-green algae for the deaths.
An international team of scientists, with Spanish participation, has shed light on cannibalism and infanticide carried out by primates, documenting these acts for the first time in the moustached tamarin (Saguinus mystax). ...
Vets began on Monday an autopsy on Berlin Zoo's superstar polar bear Knut after his untimely and unexplained death aged just four.