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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The two oldest cats on record lived to 38 and 34 years old, both were owned by the same owner and lived off a diet of bacon, eggs, broccoli and coffee.
12
Sharks have been on the planet longer than trees.
14
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17