Markus Varesvuo / Egyptian vulture (Neophron percnopterus) in flight, Oman, November

Gavin Hellier / Timelapse looking out of the front of a train on the elevated Dubai Metro System, Dubai, United Arab EmiratesJanuary 2017. Hellier

Gavin Hellier / Timelapse of traffic at night on the Dubai Interchange, Dubai, United Arab Emirates, January 2017. Hellier

Gavin Hellier / Wide angle timelapse of the Dubai Interchange, with the Burj Khalifa in the background, Dubai, United Arab Emirates, January 2017. Hellier

Ingo Arndt / Casqued chameleon male {Chamaeleo calyptratus} Yemen

Inaki Relanzon / Arabian Oryx (Oryx leucoryx) at sunset. Previously extinct in the wild, their conservation status is now stable thanks to conservation efforts.This male is part of a reintroduction program in Dubai, U...

Carol Walker / Head portrait of grey Arabian stallion running in desert dunes near Dubai, United Arab Emirates.

Hanne & Jens Eriksen / Ruppell's weaver (Ploceus galbula) male building nest, Oman, May

Roland Seitre / Arabian wolf (Canis lupus arabs) running. Captive, occurs in Israel, Iraq, Oman, Yemen, Jordan and Saudi Arabia.

Roland Seitre / Arabian wolf (Canis lupus arabs) running over sand. Captive, occurs in Israel, Iraq, Oman, Yemen, Jordan and Saudi Arabia.

Markus Varesvuo / Rock Martin (ptyonoprogne fuligula)in flight, Israel

Markus Varesvuo / Hoopoe (Upupa epops) in flight, Sultanate of Oman, October. Magic Moments book plate.

Gary Bell/ Oceanwide / Yellow-banded Snapper (Lutjanus adetii) school, Heron Island, Great Barrier Reef, Queensland, Australia

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

Alex Mustard / Schoolmaster snapper (Lutjanus apodus) above a coral reef, Georgetown, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Juergen Freund / A school of Bigeye Snapper {Lutjanus lutjanus} Indo-pacific

Georgette Douwma / Kaleidoscopic image of Bigeye snappers (Lutjanus lutjanus) with soft corals. West Papua, Indonesia.

Franco Banfi / Shoal of Yellow snapper (Lutjanus argentiventris), Cabo Pulmo Marine National Park, Baja California Sur, Mexico

Alex Mustard / Coral grouper (Cephalopholis miniata) waits in ambush, hiding against a seafan (Annella sp.) hunting silversides (Atherinidae), with schooling bigeye snapper (Lutjanus lutjanus) behind. Misool, Raja A...

Georgette Douwma / Bigeye snapper (Lutjanus lutjanus) school over coral reef. Triton Bay, West Papua, Indonesia.

Linda Pitkin / Bigeye snappers (Lutjanus lutjanus) schooling in coral reef gully, Triton Bay, near Kaimana, West Papua, Indonesia

Claudio Contreras / Elkhorn coral (Acropora palmata) French Grunt (Haemulon flavolineatum) and Schoolmaster Snapper (Lutjanus apodus), Jardines de la Reina / Gardens of the Queen National Park, Caribbean Sea, Ciego de Av...

Georgette Douwma / Bigeye snapper (Lutjanus lutjanus) shoal in coral reef scenery including Soft corals (Dendronephthya sp), West Papua, Indonesia.

Georgette Douwma / Bigeye snappers (Lutjanus lutjanus) shoal swimming in coral reef including Black coral (Antipathes dichotoma), West Papua, Indonesia.

Georgette Douwma / Bigeye snapper (Lutjanus lutjanus) shoal in coral reef, West Papua, Indonesia.

Linda Pitkin / Bluestripe snappers (Lutjanus kasmira) and Bigeye Snappers (Lutjanus lutjanus) in mixed-species school. Mioskon, Dampier Strait, Raja Ampat, West Papua, Indonesia.

Linda Pitkin / Bigeye snappers (Lutjanus lutjanus) in mixed-species school with Bluestripe snappers (Lutjanus kasmira) Mioskon, Dampier Strait, Raja Ampat, West Papua, Indonesia.

Georgette Douwma / Bigeye snappers (Lutjanus lutjanus) shoal, Andaman Sea, Thailand.

Georgette Douwma / Bigeye snappers (Lutjanus lutjanus) shoal, Mabul, Malaysia.

Alex Mustard / Streaming school of Bigeye snappers (Lutjanus lutjanus) swims across a reef filled with fish. Andiamo, Daram Islands, Misool, Raja Ampat, West Papua, Indonesia. Ceram Sea, Pacific Ocean.

Pascal Kobeh / School of Bluelined / Bluestriped snappers (Lutjanus kasmira) Maldives. Indian Ocean.

Alex Mustard / The vertical reef wall at Shark Reef, Ras Mohammed, with Scalefin anthias (Pseudanthias squamipinnis) and soft corals (Dendronephthya spp.) Yellowsaddle goatfish (Parupeneus cyclostomus) and school of...

Juergen Freund / A school of Bigeye snapper {Lutjanus lutjanus}, mixed with Yellowfin goatfish (Mulloidchthys vanicolensis) Great Barrier Reef, Australia

Norbert Wu / Blue-and-gold Snapper (Lutjanus viridis) school, Ambon, Indonesia

Norbert Wu / Blue-and-gold Snapper (Lutjanus viridis) school, Ambon, Indonesia

Alex Mustard / Schoolmaster snapper (Lutjanus apodus) resting beneath an overhang, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Juergen Freund / Bigeye Snapper school (Lutjanus lutjanus) swimming above the reef. Misool, Raja Ampat, West Papua, Indonesia.

Alex Mustard / Caribbean reef shark (Carcharhinus perezi) bursts through the middle of a school of Yellowtail snappers (Ocyurus chrysurus). Grand Bahama, Bahamas. Tropical West Atlantic Ocean.

Georgette Douwma / Blueline snappers (Lutjanus kasmira) school. Rinca, Komodo National Park, Indonesia.

Georgette Douwma / Shoal of Blueline snappers (Lutjanus kasmira) Rinca, Komodo National Park, Indonesia

Georgette Douwma / Blueline snapper (Lutjanus kasmira) with Bigscale soldierfish (Myripristis berndti). Rinca, Komodo National Park, Indonesia

Fred Bavendam / Bluestripe Snapper (Lutianus kasmira) school, Bali, Indonesia

Fred Bavendam / Bluestripe Snapper (Lutianus kasmira) school, Great Barrier Reef, Australia

GEORGETTE DOUWMA / Blueline snappers / Kasmira snappers (Lutjanus kasmira) shoal swimming away, Bali, Indonesia

GEORGETTE DOUWMA / Bluelined snappers / Kasmira snappers (Lutjanus kasmira) shoal, Bali, Indonesia

Gary Bell/ Oceanwide / Yellow-banded Snapper (Lutjanus adetii) and Emperor Red Snapper (Lutjanus sebae), Heron Island, Great Barrier Reef, Queensland, Australia

Ralph Pace / Gulf Grouper (Mycteroperca jordani) pair and Yellow Snapper (Lutjanus argentiventris) school, Cabo Pulmo, Baja California, Mexico

David Fleetham / Scuba diver photographing schooling bluestripe snapper, (Lutjanus kasmira), Hawaii.

David Fleetham / Schooling bluestripe snapper (Lutjanus kasmira), Hawaii.

David Fleetham / Shoal of Bluelined / Bluestriped snapper (Lutjanus kasmira), moving over the reef, Hawaii.

David Fleetham / Shoal of Bluestripe snapper (Lutjanus kasmira), Hawaii.

Pete Oxford / Bigeye Snapper (Lutjanus lutjanus) school, Raja Ampat Islands, Indonesia

Roberto Rinaldi / Yellowtail snapper (Ocyurus chrysurus) in front of Yellow tube sponges (Aplysina fistularis), Belize

Juergen Freund / Yellow tube sponge {Aplysina fistularis} Snapper fish. Caribbean

Franco Banfi / Onespot snapper (Lutjanus monostigma) swimming beside soft corals at entrance to Fotteyo Caves, Maldives, Indian Ocean.

Noemie Stroh / One-spot snapper (Lutjanus monostigma) schooling above coral reef, Sataya, Red Sea, Egypt. August.

Alex Mustard / Schools of fish, including Bohar snappers (Lutjanus bohar), Yellow-spotted trevally (Carangoides orthogrammus) and Bigeye trevally (Caranx sexfasciatus) gathering adjacent to a colourful coral reef wi...

Henley Spiers / Leopard grouper (Mycteroperca rosacea) swimming towards a large school of Yellow snapper / Amarillo snapper (Lutjanus argentiventris) in the protected waters of Cabo Pulmo, Baja California Sur, Mexico...

Franco Banfi / Schoolmaster snapper (Lutjanus apodus) shoal swimming beneath a shoal of Sardines (Sardina sp.), Espiritu Santo Island, Baja California, Mexico, Sea of Cortez.

Sergio Hanquet / Glasseye snapper (Heteropriacanthus cruentatus) shoal swimming under rock, Tenerife, Canary Islands, Atlantic Ocean.

Claudio Contreras / Fishermen untangling Pacific porgy (Calamus brachysomus) and Yellow snapper (Lutjanus argentiventris) from net, fished in designated areas in fishing refuge corridor to maintain sustainable fishing....

Lucas Bustamante / Pacific creolefishes (Paranthias colonus) and Blue-and-gold snappers (Lutjanus viridis) swimming over reef, Darwin Island, Galapagos National Park, Pacific Ocean.

Lucas Bustamante / Blue-and-gold snappers (Lutjanus viridis) school swimming over seabed, North Seymour Island, Galapagos National Park, Pacific Ocean.

Doug Perrine / Hawaiian hogfish (Bodianus albotaeniatus) male, with Bluestripe snapper (Lutjanus kasmira), and Black durgon triggerfish (Melichthys niger) swimming over reef with juvenile Gray reef sharks (Carcharhi...

Charlie Hamilton-James / Yellow tail snapper (Ocyurus chrysurus) shoal with Creole fish (Paranthias furcifer) at dive site known as 'The Wreck', Cano Island, Costa Rica, Pacific Ocean.

Claudio Contreras / Yellow snapper (Lutjanus argentiventris) and Acapulco damselfish (Stegastes acapulcoensis) swimming through coral reef. Huatulco Bays National Park, Oaxaca state, Mexico, Pacific Ocean. November.

Pascal Kobeh / School of Blue-and-gold snappers (Lutjanus viridis) on the reef, Sea of Cortez, Baja California, Mexico.

Pascal Kobeh / School of Blue-and-gold snappers (Lutjanus viridis) in a feeding frenzy on the reef, Sea of Cortez, Baja California, Mexico.

Pascal Kobeh / Longspined porcupinefish (Diodon holocanthus) in front of a school of Yellow / Amarillo snappers (Lutjanus argentiventris) and a Pacific dog snapper (Lutjanus novemfasciatus), swimming over seabed, Se...

Claudio Contreras / Yellowtail snapper (Ocyurus chrysurus) hooked on fishing line. Yellowtail snapper fishery, Utila Island, Honduras. Caribbean Sea.

Doug Perrine / Gray reef shark (Carcharhinus amblyrhynchos), juvenile, with fish hook in mouth, swimming through shoal of Bluestripe snapper (Lutjanus kasmira) on coral reef, North Kona, Hawaii, Pacific Ocean.

Georgette Douwma / Yellow tropical reef fish composite image on black background, Falcula butterflyfish (Chaetodon falcula), Yellow boxfish (Ostracion cubicus), Golden butterflyfish (Chaetodon semilarvatus), Red Sea clo...

Georgette Douwma / Yellow tropical reef fish composite image on black background, Sailfin tang (Zebrasoma veliferum) juvenile, Pajama cardinalfish (Sphaeramia nematoptera), Three-spot angelfish (Apolemichthys trimaculat...

Henley Spiers / Bigeye snapper (Lutjanus lutjanus) school swimming in formation, Misool Marine Reserve, Raja Ampat, West Papua, Pacific Ocean.

Henley Spiers / Amarillo snapper / Yellow Snapper (Lutjanus argentiventris) swimming through a large shoal of sardine (Clupeidae), Baja California Sur, Mexico. Sea of Cortez,.

Franco Banfi / Scuba diver with Paddletail Snapper (Lutjanus gibbus), Bluelined Snapper (Lutjanus kasmira), Moorea Island, French Polynesia, Pacific Ocean. Model released.

Lewis Jefferies / Common bluestripe snapper (Lutjanus kasmira) shoaling, Maldives, Indian Ocxean,

Alex Mustard / Mixed school of Bluestriped grunts (Haemulon sciurus), French grunts (Haemulon flavolineatum) and Schoolmasters ( Lutjanus apodus) shelter in Elkhorn corals (Acropora palmata) growing in shallow water...

Sirachai Arunrugstichai / Large colonies of Gorgonian sea fan (Melithea sp.) with an unusual white colouration, not related to coral bleaching. With a school of Bigeye snapper (Lutjanus lutjanus) at Hin Khao, Andaman coast, Sa...

Sirachai Arunrugstichai / Healthy Staghorn corals (Acropora sp.) with various reef fishes, including Moon wrasses (Thalassoma lunare), and Threespot dascyllus (Dascyllus trimaculatus) and a large school of Bigeye snappers (Lut...

Sirachai Arunrugstichai / Large school of Bigeye snapper (Lutjanus lutjanus) swimming along the reefs, Andaman Se. Hat Noppharat Thara - Mu Koh Phi Phi National Park, Krabi Province, Thailand.

Sirachai Arunrugstichai / Large school of Bigeye snapper (Lutjanus lutjanus) swims over the reefs in the southern Andaman Sea of Thailand, Hat Noppharat Thara - Mu Koh Phi Phi National Park, Krabi Province, Thailand.

Frederique Olivier / Mixed shoal of Gold banded sea perch (Lutjanus carponotatus) and Goldband fusiliers (Pterocaesio chrysozona), Uepi Island, Solomon Islands.

Frederique Olivier / School of Blackspot snapper (Lutjanus ehrenbergii), Uepi Island, Solomon Islands.