Rattlesnake mating sessions have been known to last more than 22 hours.
232
Sheep, goats, octopuses, and toads have rectangular pupils.
7
The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
8
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
The Basenji dog is the only dog that is not able to bark.
4
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
A giraffe's kick is so powerful that it can decapitate a lion.
216