Thomas Hinsche/ BIA / Black-crowned Night Heron (Nycticorax nycticorax) juvenile foraging, Hungary

Thomas Hinsche/ BIA / Black-crowned Night Heron (Nycticorax nycticorax) juvenile, Hungary

Thomas Hinsche/ BIA / Black-crowned Night Heron (Nycticorax nycticorax) with fish prey, Hungary

Pedro Narra / Black erget (Egretta gularis) displaying, Joao Vieira Poillo , Bijagos Archipellago. Guinea Bissau

Paul Souders/ Worldfoto / Black Heron (Egretta ardesiaca) canopy hunting, Chobe River, Chobe National Park, Botswana

Bence Mate / Black crowned night heron (Nycticorax nycticorax) at twilight with other herons in the background, including Grey heron (Ardea cinerea) in flight, Lake Csaj, Kiskunsagi National Park, Pusztaszer, Hun...

Bence Mate / Cormorant (Phalacrocorax carbo) and Great egret (Ardea alba) fighting over fish, Lake Csaj, Kiskunsagi National Park, Pusztaszer, Hungary, January.

Bence Mate / Great egret (Ardea alba) fighting with Cormorant (Phalacrocorax carbo) over fish, Lake Csaj, Kiskunsagi National Park, Pusztaszer, Hungary.

Wim van den Heever / Black heron (Egretta ardesiaca) fishing and using wings to create an area of shade to attract fish, on the banks of the Chobe River, Botswana.

Bence Mate / Great egrets (Ardea alba) and Grey heron (Ardea cinerea) squabbling over fish, with some in flight. Blurred motion photograph, Lake Csaj, Pusztaszer, Hungary. February.

Georg Scharf / Black-crowned Night Heron (Nycticorax nycticorax) foraging, Hungary

Bence Mate / Great egret (Ardea alba) and Grey heron (Ardea cinerea) fighting over a fish, Lake Csaj, Kiskunsagi National Park, Hungary