Massive lizards could be used to guard sheep from being munched on by blowflies. These huge reptiles, known as heath goannas, are native Australian scavengers that feast on dead animals such as rats.

One animal in Australia is so difficult to spot it has been named the hidden dragon lizard. The reptile, which blends perfectly into the reddish orange terrain, avoided documented sightings for years.

Scientists found an armless creature with clawed toes burrowing in a remote area of Queensland, Australia, and discovered a new species, a study said. Screengrab from @scottmacor's Instagram In a ...