Andy Rouse / Great crested grebe (Podiceps cristatus cristatus) courtship dance Cardiff, UK, March.
01514095
Krijn Trimbos / Great crested grebe (Podiceps cristatus) pair in courtship display, The Netherlands. March.
01510298
Espen Bergersen / Common raven (Corvus corax) pair in courtship display, flying upsidedown and calling, Hornoya bird cliff, Norway. March.
01510232
Danny Green / Whooper swans (Cygnus cygnus) two in flight, during snowfall, Lake Kussharo, Japan, February
01506725
Martin Gabriel / Mute swans (Cygnus olor) on water, Bavaria, Germany, February.
01505847
Tui De Roy / Adelie penguin (Pygoscelis adeliae) courtship behaviour. Prydz Bay, near Davis Station, Vestfold Hills, Ingrid Christensen Coast, East Antarctica, November.
01505476
Chris & Monique Fallows / Wandering albatross (Diomedea exulans), engaged in mating display. South Georgia Island, Southern Ocean.
01493088
Nick Garbutt / Male Southern Lapwings (Vanellus chilensis) displaying in grasslands, Chapada dos Guimaraes, Brazil, South America.
01435862
Alex Mustard / A fisherman swims down to touch the statue of Christ Of The Abyss (Cristo degli abissi) for good fortune, in the Marine Protected Area of Portofino (Area Marina Protetta, Portofino), Liguria, Italy. M...
01433032
Ernie Janes,Ernie Janes / Newly hatched ducklings with eggs.
01257252
Mark Bowler,Mark Bowler / Red eyed tree frog (Agalychnis callidryas) walking, digital composite Captive
01613239
Tui De Roy / Red-footed booby (Sula sula), pair looking in same direction. Genovesa Island, Galapagos.
