Alligator snapping turtles can live for over 150 years. Scientists know this because some of the turtles had musket balls in their stomachs.
271
A lion in the wild usually makes no more than twenty kills a year.
186
Early American humans hunted car-size armadillos and used their shells for houses.
12
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
A domestic cat can sprint at about 31 miles per hour.
274
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17