One reason that kittens sleep so much is because a growth hormone is released only during sleep.
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Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
19
The colossal squid has the largest eyes in the world.
4
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16
The Basenji dog is the only dog that is not able to bark.
4
In order to enhance the taste, Japanese macaque wash their food in salt water before they eat. They also make snowballs for fun!
7
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45