Dolphins Facts

Dolphins sleep with one eye open!

A BBC documentary captured footage of dolphins gently chewing on puffer fish and passing them around, behavior that filmmakers believe may be the dolphins seeking a mild intoxicating effect from the fish's toxins.

Dolphins have names for one another.

Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.

In the 1960s, neuroscientist John Lilly conducted NASA-funded experiments where researcher Margaret Howe Lovatt lived with a dolphin named Peter for months, attempting to teach him to vocalize English words.

Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.

Whales and dolphins can't taste anything other than salt.