The reindeer is the only mammal that can see UV light.
17
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Whales and dolphins can't taste anything other than salt.
11
The colossal squid has the largest eyes in the world.
4
Rattlesnake mating sessions have been known to last more than 22 hours.
232
A dork is a whale's penis.
327