A group of kittens is called a "kindle".
10
The Basenji dog is the only dog that is not able to bark.
4
Tigers can see 6 times better at night than humans.
305
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
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