BBC1 年
Dolphin diet study gives conservation clues
For a dolphin, the amount of energy required depends on whether the animal is resting, sleeping, diving or swimming, as well as the temperature of the ocean. Finding out more about the diet and ...
PetHelpful on MSN11 个月
World Wildlife Fund Shares Cool and Little-Known Fact About Dolphins
Related: Playful Dolphin Flipping Through the Air Will Definitely Make People's Day Dolphins aren't the only ones that sleep ...