Cats sleep for 70% of their lives.
8
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
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Alligators can live up to 100 years.
337
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
Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217