Alex Mustard / Spinner dolphin (Stenella longirostris) pod socialising close to surface. Fury Shoal, Sataya Reef, Marsa Alam, Egypt.

Staffan Widstrand / Eurasian griffon vulture (Gyps fulvus) blurred motion photograph at wildlife watching and vulture feeding site, Pre-Pyrenees, Catalonia, Spain, March.

Ole Jorgen Liodden / Hippopotamus (Hippopotamus amphibius) rearing head out of water, creating spray, Lake Naivasha, Kenya.

Andrew Parkinson / Gannet (Morus bassanus) adult portrait. Shetland Islands, Scotland, UK, September

Sylvain Cordier / Austral pygmy owl (Glaucidium nanum) perched, Torres del Paine National Park, Patagonia, Chile.

Linda Pitkin / Yellowfin goatfish (Mulloidichthys vanicolensis), school on coral reef. Sha'ab Claudio, Fury Shoal, Egypt, Southern Red Sea.

Linda Pitkin / Yellowfin goatfish (Mulloidichthys vanicolensis), school on coral reef. Sha'ab Claudio, Fury Shoal, Egypt, Southern Red Sea.

Linda Pitkin / Yellowfin goatfish (Mulloidichthys vanicolensis), school on coral reef. Sha'ab Claudio, Fury Shoal, Egypt, Southern Red Sea.

Linda Pitkin / Titan triggerfish (Balistoides viridescens), guarding nest site, in head down pose Sataya South, Fury Shoal, Egypt, Southern Red Sea

Linda Pitkin / Wreck of a yacht colonised by soft corals, with divers Abu Galawa Soghayr, Fury Shoal, Egypt, Southern Red Sea.

Alex Mustard / Brain coral (Platygyra daedalea) beneath a breaking storm wave, on a coral reef. Sha'ab Claudia, Fury Shoal, Egypt. Red Sea

Alex Mustard / Spinner dolphins (Stenella longirostris) male below is about to mate with a female, above. Sataya Reef, Fury Shoal, Egypt. Red Sea