The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
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
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45
Jellyfish as a species are actually older than dinosaurs and sharks.
383