Dogs sometimes fake being sick to get attention.
26
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 difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
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
The station master and operating officer at the Kishi Station, Japan, is a cat!
18