Catgut comes from sheep not cats.
11
World's heaviest primates: morbidly obese humans. After that: gorillas at 485 lbs.
106
The pea aphid insect explodes itself thereby sacrificing its life to protect its relatives from predators.
3
Ants don't sleep
15
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
Goldfish lose their color if they are kept in dim light or are placed in a body of running water, such as a stream.
12
The placement of a donkey's eyes in its' heads enables it to see all four feet at all times.
96
The poison-arrow frog has enough poison to kill about 2,200 people!
55