A rescue cat using "sign language" when hungry has taken over TikTok. In a clip shared by user @ohcharliecat on January 24, a ginger tabby called Charlie can be seen putting his paws together and ...

In the 1970s a young gorilla known as Koko drew worldwide attention with her ability to use human sign language. But skeptics maintain that Koko and other animals that “learned” to speak (including ...

At the turn of the 20th century, a famous horse named Clever Hans toured Germany. The horse stunned crowds as his trainer demonstrated the animal's alleged ability to understand German, tell time and ...

Sophie Cohen-Bodénès knew she was onto something when she saw the cuttlefish extend two arms upwards while twisting its six others together. It was making what she calls the “up” sign – and, ...

It's been another memorable week for dogs, with highlights including a super-cute Corgi doing an adorable double take and a paralyzed pup reacting with excitement to his brand-new wheelchair harness.

Humans are often thought to be the only animals capable of language. But it’s difficult to prove a negative like this because we’ll never definitively know the subjective interior monologues of other ...

With artificial intelligence and painstaking study of sperm whales, scientists hope to understand what these aliens of the deep are talking about. Sperm whales, including this adult and calf swimming ...

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