A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
Gorillas can catch human colds and other illnesses.
205
The elephant brain weighs about 6,000g.
274
When dragonflies mate, their tails form a love heart.
22
In 1918, a homing pigeon saved over 190 American soldiers by delivering a message to nearby support despite having been shot through the breast, blinded in one eye, covered in blood, and with a leg hanging on by just a tendon.
22
Sergeant Stubby was the only war dog to be promoted to sergeant through combat in WWI. He saved his regiment from surprise mustard gas attacks, found and comforted the wounded, and even once caught a German spy by the seat of his pants, holding him there until American Soldiers found him.
16
Lobsters have blue blood.
476