Scientists train AI to detect pain—in goats

The patient arrived with a bladder stone, grimacing in pain and moping about. He wouldn't even chew his cud. The patient, you see, was a goat. And while treated for his bladder stone—a common ailment in the small ruminants—he ...

Study suggests elephants remember zookeepers after many years

An elephant never forgets, as the saying goes. In fact, there is evidence that proboscideans still remember the waterholes they once visited decades later. They also often recognize fellow elephants that they have not encountered ...

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