Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Penguins have a gland above their eye that turns saltwater into freshwater.
12
Drivers kill more deer than hunters do.
660
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492