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
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
In Australia, there are spiders big enough to eat snakes.
20
Only 3% of bird species have penises.
0
Penguins have a gland above their eye that turns saltwater into freshwater.
12
In 2005, in Africa, it was reported that three lions rescued a 12-year-old girl from kidnappers and guarded her for half a day until help came.
46
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12