Normally, the yellows and blues combine to make green, but it is thought the new blue frog has a mutation that means it is missing the yellow pigments and the blue dominates. “Blue is probably a ...

As night fell across a mountain ravine in Ecuador, a “cryptic” creature with “blue” bones emerged from its hiding spot and ...

While some plants can produce blue pigments because of anthocyanins, most creatures in the animal kingdom are unable to make ...

Red-eyed tree frogs have bright green bodies, white bellies and throats, blue sides with white borders, and bright red or orange feet ...

They have “blue” bones, “smooth” skin and cream or “pinkish” eyes with a “leather”-like pattern. Photos show the various green hues of the new species. Some frogs have brown-tinged ...