Dogs have been man's pet for over 14,000 years.
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Rats multiply so quickly that in 18 months, two rats could have over a million descendants.
33
A group of kangaroos is called a mob.
28
Armadillos can get leprosy.
13
A cockroach will live nine days without it's head, before it starves to death.
26
Cat urine glows under a black-light!
43