Cows can sleep standing up, but they can only dream lying down.
745
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
6
Domestic pigs average a top speed of about 11 miles per hour.
182
Cats lose almost as much fluid in the saliva while grooming themselves as they do through urination!
205
