Alex Mustard / Synchronous spawning of a mountainous star coral (Montastraea faveolata) at night. East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Boulder star coral (Montastraea annularis) spawning at night with released bundles of eggs and sperm floating away in the water column, East End, Grand Cayman, Cayman Islands, British West Indies, Car...

Alex Mustard / A large colony of Mountainous star coral (Montastraea faveolata) spawning at night on a coral reef, showing the synchronous release of bundles of eggs and sperm, East End, Grand Cayman, Cayman Islands...

Alex Mustard / A male Yellow-headed jawfish (Opistognathus aurifrons) blowing out a clutch of eggs he has been incubating in his mouth in order to oxygenate them, East End, Grand Cayman, Cayman Islands, British West...

Graham Eaton / Dendritic drainage of the land at the end of the rainy season, a view from the air. Northern Kenya, Africa, November.

Alex Mustard / Caribbean reef squid (Sepioteuthis sepioidea) in mid water over a coral reef. East End, Grand Cayman, Cayman Islands, West Indies. Caribbean Sea.

Alex Mustard / Northern flicker (Colaptes auratus) male perched on the bonnet of a truck displaying to his reflection in the windscreen, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Circular fisheye photograph of a colourful coral reef with silhouetted diver, East End, Grand Cayman, Cayman Islands, British West Indies. Caribbean Sea. Model released

Alex Mustard / Diver blowing bubble rings, while resting on the sand, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea, January 2011.

Alex Mustard / Schoolmaster snapper (Lutjanus apodus) school, under a coral ledge, Snapper Hole, East End, Grand Cayman, Cayman Islands, Caribbean Sea.

Alex Mustard / Peacock flounder (Bothus lunatus) resting on the seabed, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Sharpnose puffer (Canthigaster rostrata) portrait with the eyes standing out against a dark background, East End, Grand Cayman, Cayman Island, British West Indies, Caribbean Sea.

Alex Mustard / A diver exploring a coral reef with formation of brown tube sponges (Agelas conifera) red rope sponges (Amphimedon compressa) and deepwater sea fans (Iciligorgia nodulifera) East End, Grand Cayman, Ca...

Alex Mustard / Glasseye snapper (Heteropriacanthus cruentatus) head portrait with a cleaning Goby (Gobiosoma genie) East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Yellowhead wrasse (Halichoeres garnoti) male performing a courtship dance to attract females, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Secretary blenny (Acanthemblemaria maria) making a home in a deserved worm tube of a great star coral (Montastraea cavernosa), East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Se...

Juergen Freund / A sing-sing performance, known as laklakau in the Tigak language, by Enuk villagers. Villagers sing and dance to show off their traditional rituals and identity. The sing-sing is performed as a celebr...

Juergen Freund / Aerial view of private tropical island surrounded by a white sandy beach and coral reefs, note helipad on end of pier, Palawan, Philippines, May 2009.

Edwin Giesbers / Orangutan baby (Pongo pygmaeus) head portrait of baby, Semengoh Nature reserve, Sarawak, Borneo, Malaysia. Endangered.

Jabruson / Red billed quelea flock flying to drink at river in Tsavo NP, Kenya, at end of rainy season.

Anup Shah / Savanna with Acacia trees, and line of trees marking seasonal water course. Masai Mara, Kenya East-Africa. End of dry season

Anup Shah / Male Mountain gorilla resting {Gorilla beringei} Parc National des Volcans NP Rwanda 1997

Anup Shah / Mountain gorilla eating roots {Gorilla beringei} Parc National des Volcans NP Rwanda 1997

Alex Mustard / Southern stingray (Hypanus americanus) swimming over Turtle grass (Thalassia testudinum) whilst hunting for food at night, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Colony of mountainous star coral (Montastraea faveolata) bleached due to thermal stress, spawning at night, showing the synchronous release of bundles of eggs and sperm, East End, Grand Cayman, Cayman...

Alex Mustard / A Boulder star coral (Montastraea annularis) bleached due to thermal stress, spawning at night, showing the synchronous release of bundles of eggs and sperm, East End, Grand Cayman, Cayman Islands, Br...

Alex Mustard / A Mountainous star coral (Montastraea faveolata) spawning at night, with gamete bundles of being released from the coral polyps, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean...

Alex Mustard / A Mountainous star coral (Montastraea faveolata) spawning at night, with a gamete bundle being released from a coral polyp, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / A Mountainous star coral (Montastraea faveolata) spawning at night, with gamete bundles being released from the coral polyps, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea...

Alex Mustard / A Mountainous star coral (Montastraea faveolata) spawning at night, with gamete bundle being released from a coral polyp, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / A Grooved brain coral (Diploria labyrinthiformis) spawning at night, releasing pink and white bundles of eggs and sperm from the polyps within its grooves, East End, Grand Cayman, Cayman Islands, Brit...

Alex Mustard / Two Ruby brittlestars (Ophioderma rubicundum) climbing a Symmeterical brain coral (Pseudodiploria strigosa) as it spawns at night in order to feed on the coral eggs, East End, Grand Cayman, Cayman Isl...

Alex Mustard / A Ruby brittle star (Ophioderma rubicundum) feeding on the spawn from a Symmeterical brain coral (Pseudodiploria strigosa), East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Boulder star coral (Montastraea annularis) spawning at night, showing the very start of the the release of bundles of eggs and sperm, East End, Grand Cayman, Cayman Islands, British West Indies, Carib...

Alex Mustard / A Symmeterical brain coral (Pseudodiploria strigosa) spawning at night, releasing pink and white bundles of eggs and sperm from the polyps within its grooves, East End, Grand Cayman, Cayman Islands, B...

Alex Mustard / A Symmeterical brain coral (Pseudodiploria strigosa) spawning at night, releasing pink and white bundles of eggs and sperm from the polyps within its grooves, East End, Grand Cayman, Cayman Islands, B...

Alex Mustard / A Symmeterical brain coral (Pseudodiploria strigosa) spawning at night, releasing pink and white bundles of eggs and sperm from the polyps within its grooves, East End, Grand Cayman, Cayman Islands, B...

Alex Mustard / A Symmetrical brain coral (Pseudodiploria strigosa) preparing to spawn at night, showing the bundles of eggs and sperm within the polyps prior to their synchronous release, with a Triplefin (Helcogram...

Alex Mustard / A Symmeterical brain coral (Pseudodiploria strigosa) preparing to spawn at night, with one gamete bundle beginning to be released, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbea...

Alex Mustard / Two photos of a Symmeterical brain coral (Pseudodiploria strigosa) spawning at night, showing views before and during the release of the gamete bundles, East End, Grand Cayman, Cayman Islands, British...

Alex Mustard / A Symmeterical brain coral (Pseudodiploria strigosa) preparing to spawn at night, with one gamete bundle beginning to be released, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbea...

Alex Mustard / Close-up of a Mountainous star coral (Montastraea faveolata) preparing to spawn, East End, Grand Cayman, Cayman Islands, British West Indies. Caribbean Sea.

Alex Mustard / Ruby brittle star (Ophioderma rubicundum) climbing on top of a mountainous star coral (Montastraea faveolata) as it prepares to spawn at night, East End, Grand Cayman, Cayman Islands, British West Ind...

Alex Mustard / Ruby brittle star (Ophioderma rubicundum) climbing on top of a mountainous star coral (Montastraea faveolata) as it prepares to spawn at night, East End, Grand Cayman, Cayman Islands, British West Ind...

Alex Mustard / Mountainous star coral (Montastraea faveolata) spawning at night on a coral reef, showing the synchronous release of bundles of eggs and sperm, East End, Grand Cayman, Cayman Islands, British West Ind...

Alex Mustard / Two images of the same colony of Mountainous star coral (Montastraea faveolata) spawning at night on a coral reef showing the bundles of eggs and sperm before and after the synchronous spawning releas...

Alex Mustard / A Symmeterical brain coral (Pseudodiploria strigosa) spawning at night by releasing pink and white bundles of eggs and sperm from its polyps, East End, Grand Cayman, Cayman Islands, British West Indie...

Alex Mustard / Three Ruby brittlestars (Ophioderma rubicundum) climbing a Symmeterical brain coral (Pseudodiploria strigosa) as it spawns at night in late summer. East End, Grand Cayman, Cayman Islands, British West...

Alex Mustard / A Caribbean reef octopus (Octopus briareus) swimming through spawning Sea rods (Pseudoplexaura) at night, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Close-up of a Black sea rod (Plexaura homomalla) soft coral spawning at night releasing eggs from its polyps, East End, Grand Cayman, Cayman Islands, British West Indies. Caribbean Sea.

Alex Mustard / A Black sea rod (Plexaura homomalla) spawning at night, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Two photos taken one year apart of the same colony of Mountainous star coral (Montastraea faveolata) spawning on both occasions, and recovering from bleaching due to thermal stress, East End, Grand Ca...

Alex Mustard / Portrait of a Beaugregory fish (Stegastes leucostictus) in shallow water, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / A school of Caribbean reef squid (Sepioteuthis sepioidea) in mid water over a coral reef. East End, Grand Cayman, Cayman Islands,West Indies. Caribbean Sea.

Rod Williams / Southern mitered langur (Presbytis melalophos mitrata) South East Sumatra, endangered species. Captive.

Alex Mustard / Secretary blenny (Acanthemblemaria maria) emerging from its tube home in the reef that is covered in a colonial overgrowing Tunicate (Trididemum solidum) East End, Grand Cayman, Cayman Islands, Britis...

Alex Mustard / Cushion sea star (Oreaster reticulatus) high magnification detail of the skin gills used to absorb oxygen from the water between the red knobbly spines, East End, Grand Cayman, Cayman Islands, British...

Alex Mustard / A cooler filled with recently culled invasive lionfish (Pterois volitans). The Indo-Pacific lionfish are an invasive species on Caribbean reefs and free from natural predators thrive at much higher po...

Alex Mustard / Diver catching a Lionfish (Pterois volitans) in collection tube. The Indo-Pacific lionfish are an invasive species on Caribbean reefs and free from natural predators thrive at much higher population d...

Alex Mustard / Roughhead blenny (Acanthemblemaria aspera) male portrait. This species is very small, just 20mm long and 1-2mm deep, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Secretary blenny (Acanthemblemaria maria) peering out from a hole in the reef, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / A cooler containing recently culled invasive Lionfish (Pterois volitans). The Indo-Pacific lionfish are an invasive species on Caribbean reefs and free from natural predators thrive at much higher pop...

Alex Mustard / Triplefin (Enneanectes sp) between the polyps of a great star coral (Montastraea cavernosa) East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Red clingfish (Arcos rubiginosus) pair blend in with their host, a deepwater sea fan (Iciligorgia nodulifera) East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Man wearing glove holding a fillet of a culled invasive lionfish (Pterois volitans). The Indo-Pacific lionfish are an invasive species on Caribbean reefs and free from natural predators thrive at much...

Alex Mustard / Caribbean reef shark (Carcharhinus perezii) with a pair of bar jacks (Caranx ruber) cruises through a school of black durgon (Melichthys niger) above a coral reef, East End, Grand Cayman, Cayman Isla...

Alex Mustard / Trumpetfish (Aulostomus maculatus) hiding amongst the branches of a Porous sea rod (Pseudoplexaura sp) as it hunts for its prey of small fish, East End, Grand Cayman, Cayman Islands, British West Indi...

Alex Mustard / Smooth starlet coral (Siderastrea sidera) close focus wide angle view of a massive colony. This photo is not digital manipulated, but taken with a fisheye lens placed very close to the coral with flas...

Alex Mustard / Golfball coral (Favia fragum) colony showing fluorescent green when photographed under blue light, at night, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Close focus wide angle view of a colony of Great star coral (Montastrea cavernosa). This photo is not digital manipulated, but taken with a fisheye lens placed very close to the coral with flashes aim...

Alex Mustard / Secretary blenny (Acanthemblemaria maria) young peering out of its tube on the surface of a great star coral (Montastraea cavernosa) East End, Grand Cayman, Cayman Islands, British West Indies. Caribb...

Alex Mustard / Spotted scorpionfish (Scorpaena plumieri) waits to ambush prey on top of a boulder on a coral reef, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Brain coral (Pseudodiploria strigosa) poylps capturing a planktonic worm, photographed under blue light to excite the fluorescence. The coral polyps glow green and the worm glows orange. The coral pol...

Alex Mustard / Brain coral (Pseudodiploria strigosa) close focus wide angle view. Photograph is not digital manipulated, but taken with a fisheye lens placed very close to the coral with flashes aimed to illuminate...

Alex Mustard / Diver catching a Lionfish (Pterois volitans) in collection tube. The Indo-Pacific lionfish are an invasive species on Caribbean reefs and free from natural predators thrive at much higher population...

Alex Mustard / Secretary blenny (Acanthemblemaria maria) peering out of a boulder brain coral (Colpophyllia natans) East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Whitefoot shrimp (Periclimenes harringtoni) living with a touch-me-not sponge (Nofibularia nolitangere) East End, Grand Cayman, Cayman Islands, British West Indies. Caribbean Sea.

Alex Mustard / Donkey dung sea cucumber (Holothuria mexicana) lifting its head up from the sand to spawn in late afternoon, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Caribbean spiny lobster (Panulirus argus) sheltering under an overhang on a coral reef, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Herbivorous blue tang (Acanthurus coeruleus) swimming through the rigid branches of a pillar coral (Dendrogyra cylindrus) East End, Grand Cayman, Cayman Islands, British West Indies. Caribbean Sea.

Alex Mustard / Red boring sponge (Cliona delitrix) three excurrent apertures covered in Sponge zoanthids (Parazoanthus parasiticus) East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Sponge brittle star (Ophiactis sp) clambering over a Red boring sponge (Cliona delitrix) covered in Sponge zoanthids (Parazoanthus parasiticus) East End, Grand Cayman, Cayman Islands, British West Ind...

Alex Mustard / Boulder star coral (Montastrea annularis) showing fluorescent green coloration when photographed under only blue light at night to excite the fluorescent pigments in the coral, East End, Grand Cayman,...

Alex Mustard / Secretary blenny (Acanthemblemaria maria) peeking out of a boulder brain coral (Colpophyllia natans) East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Boulder star coral (Montastrea annularis) polyps of a large colony, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / 2020VISION / Cliffs, grass, clouds and sky reflected in the smooth surface of the North East Atlantic Ocean, off Lands End, Cornwall, England, UK, January

Kirkendall-Spring / Middle Anacapa Island and West Anancapa Island with Santa Cruz Island in the distance, view from Inspiration Point on the west end of East Anacapa Island, Channel Islands National Park, California, US...

Alex Mustard / Roughhead blenny (Acanthemblemaria aspera) high magnification portrait of a golden variety of living in it's tube on a coral reef, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbea...

Alex Mustard / Brown tube sponges (Agelas conifera) formation on reef wall with diver above, image taken with a circular fisheye, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Black sea rod / Caribbean sea whip (Plexaura homomalla) on a shallow reef with sun shing through the water, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Brown tube sponges (Agelas conifera) formation on reef wall, with diver in distance, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Giant barrel sponges (Xestospongia muta) young group on the wall of a coral reef, with diver above in distance, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.