It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
A cat rubs against people not only to be affectionate but also to mark out its territory with scent glands around its face. The tail area and paws also carry the cat's scent.
293
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
Whales and dolphins can't taste anything other than salt.
11
When you shave a guinea pig it looks like a little hippo.
19
Two dogs were among the Titanic survivors.
262
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10