Camels and llamas can cross breed. The offspring is called a ‘Cama’.
10
Cats and dogs can hear ultrasound.
350
Early American humans hunted car-size armadillos and used their shells for houses.
12
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9
The Basenji dog is the only dog that is not able to bark.
4
The most expensive cow in the world was sold in 2009 for $1.2 million.
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