The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
Dogs sometimes fake being sick to get attention.
26
There's a lizard known as the 'Jesus Lizard' that can run across water.
11
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
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
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
A group of pugs is called a grumble.
10