Cats and dogs can hear ultrasound.
350
There's a rare breed of pig that looks like a sheep.
14
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
The seahorse is the only fish to have a neck.
12
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12