Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
Rattlesnake mating sessions have been known to last more than 22 hours.
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Female kangaroos have three vaginas.
2
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
The Platypus used to be considered a myth like Bigfoot and the Yeti.
18