Markus Varesvuo / Cormorant (Phalacrocorax carbo) swallowing perch prey, Hungary, January

Ben Hall / Cormorant (Phalacrocorax carbo) with perch in its beak, Cheshire, UK, October. Highly Commended in the British Wildlife Photography Awards (BWPA) competition 2013.

Tim Laman / King of Saxony Bird of Paradise (Pteridophora alberti) adult male on calling perch, Southern Highlands province, Papua New Guinea

Marie Read / Royal tern (Sterna maxima) perching on a sand castle on a beach, Fort De Soto Park, St. Petersburg, Florida, USA, March.

Marie Read / Black terns (Chlidonias niger), pair on a perch, vocalizing during courtship (termed 'Erect Posture' display), Montezuma National Wildlife Refuge, New York, USA, May.

Ashley Cooper / La Calahorra Castle in La Calahorra at the foot of the Sierra Nevada mountains in Andalucia, Spain,

Alex Mustard / Blueline snapper (Lutjanus kasmira) school above Black coral (Antipatharia) in reef. Vavuu Atoll, Maldives. Indian Ocean.

Claudio Contreras / Black surfperch (Embiotoca jacksoni) among Southern sea palm (Eisenia arborea) and Giant kelp (Macrocystis pyrifera) forest, San Benitos Islands, Baja California Pacific Islands Biosphere Reserve, Baj...

Franco Banfi / Reef covered with soft coral,( Dendronephthya sp) and Black coral, (Antipathes sp) with shoal of Jewel fairy basslet (Pseudanthias squamipinnis) South Point dive site, Sanganeb reef, Sudan, Red Sea

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

Tony Wu / Red-tinted black coral tree (Antipathes sp.) surrounded by a school of Orange fairy basslets (Pseudanthias squamipinnis) Black and Silver dive site in the Nuakata Island area of Milne Bay, Papua New G...

Tony Wu / Jewel fairy basslet (Pseudanthias squamipinnis) Milne Bay, Papua New Guinea.