The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
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
Female kangaroos have three vaginas.
2
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
The largest breed of rabbit is the Flemish Giant.
65
Dogs have been man's pet for over 14,000 years.
224