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.
-3
Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
17
Penguins have a gland above their eye that turns saltwater into freshwater.
12
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
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