The reindeer is the only mammal that can see UV light.
17
Dogs have been man's pet for over 14,000 years.
224
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
Only 3% of bird species have penises.
0
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492
One in three dog owners say they have talked to their pets on the phone.
427