Queen ants have one of the longest life-spans of any known insect - typically up to 30 years. Western harvester ant queens can live up to 40 years!
2
Dogs have been man's pet for over 14,000 years.
224
A lion in the wild usually makes no more than twenty kills a year.
186
Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
Only 3% of bird species have penises.
0
Domestic pigs average a top speed of about 11 miles per hour.
182
The most expensive cow in the world was sold in 2009 for $1.2 million.
-3
Cats and dogs can hear ultrasound.
350