Some creatures blend in by sticking out. Learn more about glass frogs and the special way they hide their blood.

Catch flies and feed a hungry frog in the game Hungry Frog. You have to react quickly and deftly manage the task in order to satisfy the appetite of your hungry frog. Catch as many flies as possible ...

You see, although frogs can't fly, many hunt some of the fleetest, most agile winged animals like flies, moths, and dragonflies. They don't even have to chase their meals. They just sit and wait.

The point? Food. Frogs use their sticky tongues to catch prey — but Noel discovered that the second a frog's tongue flies out of its mouth in search for a tasty treat, that spit goes from sticky ...