It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
Early American humans hunted car-size armadillos and used their shells for houses.
12
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
A giraffe's kick is so powerful that it can decapitate a lion.
216
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132