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
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
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
Denmark has twice as many pigs as there are people.
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