Animals are absolutely incredible creatures with some seriously wild traits! For instance, did you know that lemurs can sleep for up to 20 hours a day? And speaking of sedentary animals, the sea urchin moves at a speed of about a snail's pace. But some animals are lightning-fast! The cheetah is the fastest land animal on Earth, reaching speeds of u

Did you know that some animals can snooze with only half of their mind? It's really true! This is called unihemispheric sleep and it's most common in aquatic animals like dolphins and whales. They need to keep one half of their brain awake to stay alive while the other rests. Another incredible fact is that the tongue of a giraffe can be up to 18 i