Cats recognise the voice of their owner, but never evolved to care.
22
The reindeer is the only mammal that can see UV light.
17
Condoms were originally made of animal intestines or linen.
347
Moths are unable to fly during an earthquake.
328
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
Giant Anteaters' front legs look like a panda.
48