Tigers can see 6 times better at night than humans.
305
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Travis was a chimpanzee who socialized with humans since birth. He could log onto a computer to look at pictures, watch TV using a remote control, brush his teeth, feed hay to his owner's horses, water plants, and learned the schedule of passing ice cream trucks.
11
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
Queen ants have one of the longest life-spans of any known insect - typically up to 30 years. Western harvester ant queens can live up to 40 years!
2
A group of kittens is called a "kindle".
10
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9