David Fleetham / Painted frogfish (Antennarius pictus) with first dorsal spine and lure extended to attract prey. Dumaguete, Philippines.

Angelo Giampiccolo / Two large Dentex fish and a diver exploring the wreck of the SS Thistlegorm which is located in the Straits of Gubal, Northern Red Sea. She was sunk by German bomber planes in World War II ^^^and has...

Joel Sartore / Photo Ark / Nudibranch (Hypselodoris apolegma), Variable neon slug (Nembrotha kubaryana), Golden Nembrotha (Nembrotha aurea), Nudibranch (Hypselodoris bullockii), Anna?s chromodoris (Chromodoris annae) and Willan...