With researchers reporting more than 15,000 new species each year, it can be near impossible to keep up with all the wonderfully weird animals on Earth. 

There are stalk-eyed flies that gulp in air bubbles, pumping them through ducts in their head and inflating their eye stalks—all in an attempt to impress the females. There are also rosy-lipped batfish that use their fins like legs in order to sneak up on prey without stirring the water and sand.

To learn about some more, check out the ten weird animals that Earth Unplugged thinks you may have never seen.