It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109
Condoms were originally made of animal intestines or linen.
347
The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
8
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