Penguins fly underwater.

Rather, they swim so well underwater that it seems as if they are flying. Penguins can swim up to speeds of 25 mph.

A snail has 2,500 teeth.

These teeth can be found on their tongue that’s covered in ridges. Snails eat by rubbing their tongue on its food while the ridges cut it into tiny pieces.

Crocodiles are one of the planet’s oldest living creatures.

These animals have survived for over 200 million years. This may be due to their superb ability to be able to go for long periods without eating.

The most successful predator is a wild dog.

According to research, canines have an 85% success rate when hunting. This is higher than that of a lion or cheetah. A lion only has a 17-19% success rate.