Loic Poidevin / Black headed heron (Ardea melanocephala) foraging, Masai Mara, Kenya.

Ann & Steve Toon / Blackheaded heron (Ardea melanocephala) catching Cape turtle dove (Streptopelia capicola), Kgalagadi Transfrontier Park, South Africa, February.

Nate Chappell/ BIA / Black-headed Heron (Ardea melanocephala), Western Cape, South Africa

Ann & Steve Toon / Black-headed heron (Ardea melanocephala), Addo Elephant National Park, Eastern Cape, South Africa

Cheryl-Samantha Owen / Black-headed heron (Ardea melanocephala) Rocherpan National Park, Western Cape, South Africa.

Cheryl-Samantha Owen / Black-headed heron (Ardea melanocephala) in a pond with water lillies, Grumeti Reserve, Northern Tanzania.

Bruno D'Amicis / Black-necked heron (Ardea melanocephala) perched, Jimba marshlands. Lake Tana Biosphere Reserve, Bahir Dar, Ethiopia.

Bruno D'Amicis / Black-headed heron (Ardea melanocephala). Shesher lake, Fogera Plains. Lake Tana Biosphere Reserve, Ethiopia.

Pete Oxford / Black-headed heron (Ardea melanocephala) Lango Bai, Republic of Congo (Congo-Brazzaville), Africa.

Lou Coetzer / Black headed heron (Ardea melanocephala) catching prey, Chobe River, Botswana, May.

Lou Coetzer / Black headed heron (Ardea melanocephala) and Reed cormorant (Microcarbo africanus) squabbling, Kgalagadi Transfrontier Park, South Africa.

Lou Coetzer / Black-headed heron (Ardea melanocephala) with Weaver bird prey, Kgalagadi Transfrontier Park, South Africa, September.

Winfried Wisniewski / Black-headed Heron (Ardea melanocephala), South Luangwa National Park, Zambia

Eric Baccega / Black-headed heron (Ardea melanocephala) Mara National Reserve, Kenya, Africa.

Eric Baccega / Black-headed heron (Ardea melanocephala) Samburu National Reserve, Kenya, Africa.

Vincent Grafhorst / Black-headed Heron (Ardea melanocephala) flying, Gaborone Game Reserve, Botswana

Anup Shah / Immature Black-headed heron (Ardea melanocephala) walking in long grass. Masai Mara National Reserve, Kenya. March

Anup Shah / Immature Black-headed heron (Ardea melanocephala) eating snake. Masai Mara National Reserve, Kenya. March

Ingo Arndt / Black-headed Heron (Ardea melanocephala) perched high in tree, Rwanda

Jabruson / Black headed heron (Ardea melanocephala) in tall grass, Tsavo NP, Kenya

Bernard Castelein / Black headed heron (Ardea melanocephala) juvenile, Ngorongoro Crater, Tanzania

Hermann Brehm / Black headed heron {Ardea melanocephala} feeding on green snake, Kenya

Hermann Brehm / Black headed heron {Ardea melanocephala} predating a green snake that has wrapped itself around the heron's beak, head and neck, Kenya

Bernard Castelein / Black-headed heron {Ardea melanocephala} with frog prey. Ngorongoro, Tanzania

Mike Wilkes / Black headed heron {Ardea melanocephala} Tanzania, Africa

Richard Du Toit / Black-headed Heron (Ardea melanocephala), Herolds Bay, South Africa

Vincent Grafhorst / Black-headed Heron (Ardea melanocephala) flying, Gaborone Game Reserve, Botswana

Vincent Grafhorst / Black-headed Heron (Ardea melanocephala) flying, Gaborone Game Reserve, Botswana

Lisa Asch / Black headed heron {Ardea melanocephala} Masai mara GR Kenya

Loic Poidevin / Black-headed heron (Ardea melanocephala) walking through long grass, Uganda.

Roland Seitre / Black-headed heron (Ardea melanocephala) portrait, Tsavo East National Park, Kenya.

Eric Baccega / Black-headed Heron (Ardea melanocephala) Masai Mara National Reserve, Kenya.