The reindeer is the only mammal that can see UV light.
17
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
17
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109
Giant Anteaters' front legs look like a panda.
48
Two dogs were among the Titanic survivors.
262