Condoms were originally made of animal intestines or linen.
347
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
The colossal squid has the largest eyes in the world.
4
An average cat has 1-8 kittens per litter and can have 2-3 litters per year. During her productive life, one female cat could have more than 100 kittens. A single pair of cats and their kittens can produce as many as 420,000 kittens in just 7 years.
10
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
When cats are happy, they may squeeze their eyes shut.
10
Elephants are terrified of Bees and actually have a special, distinct vocalization for “Run away the Bees are angry”
49