Richard Du Toit / Knysna Turaco (Tauraco corythaix), Garden Route National Park, South Africa

Richard Du Toit / Purple-crested Turaco (Tauraco porphyreolophus), Itala Game Reserve, KwaZulu-Natal, South Africa

Neil Aldridge / Knysna turaco (Tauraco corythaix) in tree, Kariega Game Reserve, Eastern Cape, South Africa.

Suzi Eszterhas / Grey go-away-bird (Corythaixoides concolor) drinking at waterhole, Mashatu Game Reserve, Botswana

Richard Du Toit / Knysna lourie (Tauraco corythaix) Garden Route National Park, Western Cape Province, South Africa.

Sebastian Kennerknecht / Knysna Turaco (Tauraco corythaix) in fynbos, Kaapsehoop, South Africa

Peter Kes/ BIA / Great Blue Turaco (Corythaeola cristata) trio displaying, Uganda

Peter Kes/ BIA / Bare-faced Go-away-bird (Corythaixoides personatus), Uganda

Charlie Summers / Livingstone's turaco (Tauraco livingstonii) portrait. Birds of Eden, Free Flight Bird Sanctuary, Plettenberg Bay, South Africa.

Richard Du Toit / Knysna lourie (Tauraco corythaix) in flight, Garden Route National Park, Western Cape Province, South Africa;

Kim Taylor / Violet turaco (Musophaga violacea) showing red flight feathers due to turacin, a pigment unique to turacos. Gambia, West Africa

Nate Chappell/ BIA / Knysna Turaco (Tauraco corythaix), Western Cape, South Africa

Cyril Ruoso / Lady's Ross touracos (Musophaga rossae) La Ruvubu National Park, Burundi, Non-ex.

Cyril Ruoso / Lady's Ross touraco (Musophaga rossae) La Ruvubu National Park, Burundi, Non-ex.

Jonas Landolt/ BIA / Ross's Turaco (Musophaga rossae), Uganda

Ann & Steve Toon / Grey go-away-bird (Corythaixoides concolor), Kruger National Park, South Africa, May

Ann & Steve Toon / Purple crested turaco (Musophaga porphyreolopha), Mkhuze Game Reserve, South Africa, June

Roland Seitre / Hartlaub's Turaco (Tauraco hartlaubi), Jurong Bird Park, Singapore

Neil Aldridge / Knysna turaco (Tauraco corythaix) in tree, Kariega Game Reserve, Eastern Cape, South Africa.

Bruno D'Amicis / Eastern grey plantain-eater (Crinifer zonurus) taking off. Bahir Dar, Lake Tana Biosphere Reserve, Ethiopia

Bruno D'Amicis / Eastern grey plantain-eater (Crinifer zonurus) perched, Lake Tana Biosphere Reserve, Ethiopia

Ashish & Shanthi Chandola / Grey go-away bird ( Corythaixoides concolor) Kruger National Park, South Africa, July.

Sean Crane / Grey Go-away-bird (Corythaixoides concolor), Okavango Delta, Botswana

Denis-Huot / Livingstone's Turaco (Tauraco livingstonii) captive at zoo. Occurs in southeastern Africa.

Denis-Huot / Red-crested Turaco (Tauraco erythrolophus) captive at zoo. Endemic to western Angola.

Denis-Huot / Red-crested Turaco (Tauraco erythrolophus) captive at zoo. Endemic to western Angola.

Denis-Huot / White-cheeked turaco (Tauraco leucotis) captive at zoo, occurs in Eritrea, Ethiopia, and South Sudan.

Denis-Huot / Ross's Turaco (Musophaga rossae) captive at zoo, occurs in Africa.

Michael D. Kern / Guinea Turaco (Tauraco persa) wing feather against black background.

David Tipling / Great Blue Turaco (Corythaeola cristata) captive from Uganda.

Roland Seitre / Red-crested turaco (Tauraco erythrolophus) captive, endemic to Western Angola.

Roland Seitre / Red-crested turaco (Tauraco erythrolophus) captive, endemic to Western Angola.

Roland Seitre / Red-crested turaco (Tauraco erythrolophus) bathing, captive, endemic to Western Angola.

Roland Seitre / Red-crested turaco (Tauraco erythrolophus) singing, captive, endemic to Western Angola.

Roland Seitre / Red-crested turaco (Tauraco erythrolophus) bathing, captive, endemic to Western Angola.

Jabruson / Ruwenzori Turaco (Ruwenzoris johnstoni) Mahungu, Mountains of the Moon / Ruwenzori sector of the Virunga National Park, Democratic Republic of Congo.

Christine Jung / Grey Go-away-bird (Corythaixoides concolor), Etosha Nationalpark, Oshikoto, Namibia

David Williams / White-bellied Go-away-bird (Corythaixoides leucogaster), Tsavo East National Park, Kenya

Mike Wilkes / Bare-faced Go-away bird (Corythaixoides personatus) perching in Acacia tree, Serengeti, Tanzania.

Pete Oxford / Great Blue Turaco (Corythaeola cristata), Odzala-Kokoua National Park, Democratic Republic of the Congo

Murray Cooper / Grey Go-away-bird (Corythaixoides concolor), South Africa

Konrad Wothe / Violet Turaco (Musophaga violacea), western Africa

Ann & Steve Toon / Purple crested turaco / lourie (Tauraco porphyreolophus) Mkhuze Game Reserve, South Africa, May.

Tui De Roy / White-bellied Go-away-bird (Corythaixoides leucogaster) female, Mpala Research Centre, Kenya

Tui De Roy / White-bellied Go-away-bird (Corythaixoides leucogaster) female, Mpala Research Centre, Kenya

Tui De Roy / White-bellied Go-away-bird (Corythaixoides leucogaster), Kenya

Tui De Roy / White-bellied Go-away-bird (Corythaixoides leucogaster), Kenya

Tui De Roy / White-bellied Go-away-bird (Corythaixoides leucogaster), Kenya

Vincent Grafhorst / Grey Go-away-bird (Corythaixoides concolor), Gaborone Game Reserve, Botswana

Vincent Grafhorst / Grey Go-away-bird (Corythaixoides concolor) trio, Gaborone Game Reserve, Botswana

Suzi Eszterhas / White-bellied Go-away-bird (Corythaixoides leucogaster), Sarara Camp, Namunyak Wildlife Conservancy, Kenya

Richard Du Toit / Purple-crested Turaco (Tauraco porphyreolophus) at waterhole, Mkhuze Game Reserve, KwaZulu-Natal, South Africa

Richard Du Toit / Knysna Turaco (Tauraco corythaix), Garden Route National Park, South Africa

Juergen & Christine Sohns / Grey Go-away-bird (Corythaixoides concolor), Kruger National Park, South Africa

Richard Du Toit / Knysna Turaco (Tauraco corythaix), Garden Route National Park, Western Cape, South Africa

Richard Du Toit / Knysna Turaco (Tauraco corythaix), Garden Route National Park, Western Cape, South Africa

Eric Sohn Joo Tan/ BIA / Purple-crested Turaco (Tauraco porphyreolophus), KwaZulu-Natal, South Africa

Roland Seitre / Guinea Turaco (Tauraco persa), Jurong Bird Park, Singapore

Roland Seitre / Guinea Turaco (Tauraco persa), Jurong Bird Park, Singapore

Roland Seitre / Purple-crested Turaco (Tauraco porphyreolophus), native to Africa

Roland Seitre / Purple-crested Turaco (Tauraco porphyreolophus), native to Africa

Roland Seitre / Red-crested Turaco (Tauraco erythrolophus), native to Africa

Roland Seitre / Knysna Turaco (Tauraco corythaix), native to Africa

Roland Seitre / Knysna Turaco (Tauraco corythaix), native to Africa

Roland Seitre / Violet Turaco (Musophaga violacea), Jurong Bird Park, Singapore

Roland Seitre / Western Grey Plantain-eater (Crinifer piscator), Fathala Wildlife Reserve, Senegal

Roland Seitre / Western Grey Plantain-eater (Crinifer piscator), native to Africa

Pete Oxford / Great Blue Turaco (Corythaeola cristata), Odzala-Kokoua National Park, Democratic Republic of the Congo

Cyril Ruoso / Ross's Turaco (Musophaga rossae), Ruvubu National Park, Burundi

Joel Sartore / Photo Ark / White-bellied go-away-bird (Corythaixoides leucogaster) juvenile looking round at the camera and vocalising, San Diego Zoo, California. Captive.

Joel Sartore / Photo Ark / Red-crested turaco (Tauraco erythrolophus) portrait, Tracy Aviary and Botanical Gardens, Utah. Captive, occurs in western Angola.

Richard Flack / White-bellied go away-bird (Corythaixoides leucogaster) perched on branch, El Karama Widerness Conservancy, Northern Kenya. Controlled conditions.

Richard Flack / Purple-crested turaco (Gallirex porphyreolophus) pair, perched on branch exhibiting courtship behaviour, Lower Mpushini Conservancy, KwaZulu Natal, South Africa. Bird Photographer of the Year Competit...

Richard Flack / Purple-crested turaco (Gallirex porphyreolophus) pair, perched on branch exhibiting courtship behaviour, Lower Mpushini Conservancy, KwaZulu Natal, South Africa. Nature's Best Photography Interna...

Richard Flack / Knysna turaco (Tauraco corythaix) perched on branch, Nature's Valley, Garden Route, South Africa.

Dave Watts / Lady Ross's turico (Musophaga rossae) drinking at edge of pool, France. Captive, occurs in Africa.

Neil Aldridge / Grey go-away-bird (Corythaixoides concolor) or grey lourie perched on acacia tree (Acacia) and preening, Okavango Delta, Botswana.

Neil Aldridge / Grey go-away-bird (Corythaixoides concolor) or grey lourie perched on acacia tree (Acacia) and preening with its crest raised, Okavango Delta, Botswana.

Bernard Castelein / Western grey plantain-eater (Crinifer piscator) perched on branch, Allahein River, The Gambia.

Bernard Castelein / Two Western grey plantain-eaters (Crinifer piscator) looking at each other, Allahein River, The Gambia.

Bernard Castelein / Green turaco (Tauraco persa) perched on branch, Brufut Forest, The Gambia.

Bernard Castelein / Violet turaco (Musophaga violacea) perched on branch, Brufut Forest, The Gambia.

Bernard Castelein / Two Green turacos (Tauraco persa) perched in tree, Brufut Forest, The Gambia.

Joel Sartore / Photo Ark / Buffon's turaco (Tauraco persa buffoni) looking around before walking out of frame, The Green Planet. Captive.

Joel Sartore / Photo Ark / Great blue turaco (Corythaeola cristata) female close up of head, preening occasionally, North Florida Wildlife Center. Captive.

Joel Sartore / Photo Ark / Great blue turaco (Corythaeola cristata) female looking around close up, North Florida Wildlife Center. Captive.

Joel Sartore / Photo Ark / Lady Ross's turaco (Musophaga rossae) profile, raising crest feathers, The Green Planet. Captive.

Roland Seitre / Knysna turaco (Tauraco corythaix) portrait, captive, South Africa.

Roland Seitre / Purple-crested turaco (Tauraco porphyreolophus) perched, South Africa

Roland Seitre / Violet turaco (Musophaga violacea) captive, occurs in West Africa.

Roland Seitre / White-crested turaco (Tauraco leucolophus) Captive, occurs in Nigeria and Kenya.

Roland Seitre / Hybrid Turaco, cross between Prince Ruspoli's turaco (Touraco de Ruspoli) and White-cheeked turaco (Touraco leucotis) Ethiopia.

Roland Seitre / Black-billed turaco (Tauraco schuetti emini) captive, occurs in Africa.

Roland Seitre / Schalow's turaco (Tauraco schalowi) captive, occurs in Central Africa.

Roland Seitre / Black-billed Turaco (Tauraco schuetti emini) captive, occurs in Africa.

Roland Seitre / Livinstone turaco (Tauraco livingstonii) captive, occurs in south eastern Africa.