A cat rubs against people not only to be affectionate but also to mark out its territory with scent glands around its face. The tail area and paws also carry the cat's scent.
293
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
Domestic pigs average a top speed of about 11 miles per hour.
182
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
The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
9
Condoms were originally made of animal intestines or linen.
347