The seahorse is the only fish to have a neck.
12
Penguins have a gland above their eye that turns saltwater into freshwater.
12
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
The Platypus used to be considered a myth like Bigfoot and the Yeti.
18
The cat brain weighs about 30g.
167