These adult male dolphins pee in the air. Scientists have questions.
A new study observed Amazon river dolphins for 218.9 hours and saw males spurt urine into the air 36 times—proof that the behavior is more common than we thought.
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Sinuses Were What Held Prehistoric Crocodiles Back From Being Deep Divers Like Dolphins And Whales
The sinuses of the ancient relatives of modern-day crocodiles prevented them from becoming deep divers like dolphins and whales, according […] ...