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.
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In Australia, there are spiders big enough to eat snakes.
20
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.
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The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
The world’s largest frog, the Goliath frog, can grow over 13 inches in length and can jump up to 10 feet in a single bound.
8
A scorpion can hold its breath for up to 6 days.
19