Denis-Huot / Lilac-breasted roller (Coriacas caudata) portrait, Masai-Mara Game Reserve, Kenya

Dave Watts / Purple Roller (Coracias naevia) profile, Namibia

D. Parer & E. Parer-Cook / Lilac-breasted Roller (Coracias caudata) eating insect prey, Lake Nakuru National Park, Kenya

Konrad Wothe / European Roller (Coracias garrulus) pair, Bulgaria

Wild Wonders of Europe / Widstrand / Common roller (Coriacias garrulus) in flight with nesting colony behind, Danube delta rewilding area, Romania, June

Martin Willis / Dollarbird (Eurystomus orientalis) carrying insect prey into its nesting hollow, Mirrabooka, New South Wales, Australia

Richard Du Toit / Lilac-breasted Roller (Coracias caudata) landing, Limpopo, South Africa

Bernard Castelein / Lilac-breasted roller {Coracias caudatus} with insect prey, Serengeti NP, Tanzania

Tui De Roy / Lilac-breasted Roller (Coracias caudata), Loisaba Wilderness, Kenya

Tui De Roy / Lilac-breasted Roller (Coracias caudata), Kenya

Konrad Wothe / European Roller (Coracias garrulus) pair, Bulgaria

Konrad Wothe / European Roller (Coracias garrulus), Bulgaria

Konrad Wothe / European Roller (Coracias garrulus), Bulgaria

Konrad Wothe / European Roller (Coracias garrulus), Bulgaria

Konrad Wothe / European Roller (Coracias garrulus) at nest cavity, Bulgaria

Konrad Wothe / European Roller (Coracias garrulus) pair, Bulgaria

Konrad Wothe / European Roller (Coracias garrulus) pair, Bulgaria

Konrad Wothe / European Roller (Coracias garrulus) presents prey item to potential mate, Bulgaria

Konrad Wothe / European Roller (Coracias garrulus) presents prey item to potential mate, Bulgaria

Konrad Wothe / European Roller (Coracias garrulus) with centipede prey, Bulgaria

Vincent Grafhorst / Rufous-crowned Roller (Coracias naevia) perched on thorny bush, Khama Rhino Sanctuary, Botswana

Vincent Grafhorst / Rufous-crowned Roller (Coracias naevia) perched on bush, Khama Rhino Sanctuary, Botswana

Vincent Grafhorst / Rufous-crowned Roller (Coracias naevia) landing on bush, Khama Rhino Sanctuary, Botswana

Vincent Grafhorst / Rufous-crowned Roller (Coracias naevia) swallowing scorpion, Khama Rhino Sanctuary, Botswana

Vincent Grafhorst / Lilac-breasted Roller (Coracias caudata) pair perched on thorny bush, Makgadikgadi, Botswana

Richard Du Toit / Lilac-breasted Roller (Coracias caudata) spreading wing, Ol Pejeta Conservancy, Kenya

Kevin Schafer / Lilac-breasted Roller (Coracias caudata), Zimbabwe

Vincent Grafhorst / Lilac-breasted Roller (Coracias caudata), Khama Rhino Sanctuary, Serowe, Botswana

Vincent Grafhorst / Lilac-breasted Roller (Coracias caudata) perched in thorny bush, Khama Rhino Sanctuary, Serowe, Botswana

Ingo Arndt / Lilac-breasted Roller (Coracias caudata), Masai Mara National Reserve, Kenya

Suzi Eszterhas / Lilac-breasted Roller (Coracias caudata), Lewa Wildlife Conservancy, Kenya

Suzi Eszterhas / Lilac-breasted Roller (Coracias caudata) with scorpion prey, Lewa Wildlife Conservancy, Kenya

Suzi Eszterhas / Lilac-breasted Roller (Coracias caudata), Lewa Wildlife Conservancy, Kenya

Suzi Eszterhas / Lilac-breasted Roller (Coracias caudata) portrait, Masai Mara, Kenya

Thomas Marent / Dollarbird (Eurystomus orientalis) on the ground in defensive posture, Kakadu National Park, Australia

Theo Allofs / Lilac-breasted Roller (Coracias caudata) perching on branch, Okavango Delta, Botswana

Theo Allofs / Lilac-breasted Roller (Coracias caudata) perching on branch, Okavango Delta, Botswana

Richard Du Toit / Lilac-breasted Roller (Coracias caudata) wings spread, winter, Savuti, Chobe National Park, Botswana

Pete Oxford / Lilac-breasted Roller (Coracias caudata) perched atop a stump, Africa

Pete Oxford / Broad-billed Roller (Eurystomus glaucurus) male and female in courtship display, western deciduous forest, Ankarafantsika National Park, Madagascar

Mitsuaki Iwago / Lilac-breasted Roller (Coracias caudata) portrait, Serengeti

Winfried Wisniewski / Lilac-breasted Roller (Coracias caudata) perching, Africa

Richard Du Toit / Lilac-breasted Roller (Coracias caudata) adult perching, Moremi Wildlife Reserve, Botswana

ZSSD / Rufous-crowned Roller (Coracias naevia) is native to Africa

Gerry Ellis / Lilac-breasted Roller (Coracias caudata) perching, Masai Mara Game Reserve, Kenya

Yva Momatiuk & John Eastcott / Lilac-breasted Roller (Coracias caudata) perched on termite mound, looking for insects, Masai Mara National Reserve, Kenya

Peter Blackwell / Lilac breasted roller {Coracias caudatus} perched, Masai Mara GR, Kenya

Tony Heald / Lilac breasted roller {Coracias caudatus} displaying, Chobe NP, Botswana

Sebastian Kennerknecht / Lilac-breasted Roller (Coracias caudata), Kruger National Park, South Africa

Martin Willis / Lilac-breasted Roller (Coracias caudata), Etosha National Park, Namibia

Nate Chappell/ BIA / Lilac-breasted Roller (Coracias caudata) flying, Namibia

Brais Seara Fernandez/ BIA / European Roller (Coracias garrulus) carrying Common Starling (Sturnus vulgaris) egg, Castile-La Mancha, Spain

Brais Seara Fernandez/ BIA / European Roller (Coracias garrulus) carrying Common Starling (Sturnus vulgaris) egg, Castile-La Mancha, Spain

Wild Shots Outreach / Lilac Breasted Roller (Coracias caudatus) perched, Kruger National Park, South Africa. Picture taken by Tharollo Shaai during residential photography course organised by Wild Shots Outreach.

Marion Vollborn/ BIA / European Roller (Coracias garrulus) preening, Bulgaria

D. Parer & E. Parer-Cook / Lilac-breasted Roller (Coracias caudata) with insect prey, Lake Nakuru National Park, Kenya

Konrad Wothe / European Roller (Coracias garrulus) preening, Bulgaria

Tui De Roy / Lilac-breasted Roller (Coracias caudata) pair, Ol Pejeta Conservancy, Kenya

Kevin Schafer / Lilac-breasted Roller (Coracias caudata), Masai Mara, Kenya

Richard Du Toit / Lilac-breasted Roller (Coracias caudata) perched on thin branch, winter, Savute, Chobe National Park, Botswana

Konrad Wothe / Lilac-breasted Roller (Coracias caudata) perching on twig, Africa

Hermann Brehm / European roller (Coracias garrulus) perched on branch with lizard prey in beak, Hungary. June.

Hermann Brehm / European roller (Coracias garrulus) taking flight from nest hole in tree trunk, Hungary. June.

Hermann Brehm / European roller (Coracias garrulus) perched at entrance to nest hole carrying food for chicks in beak, Hungary. June.

Etienne Littlefair / Oriental dollarbird (Eurystomus orientalis) perched in an Acacia tree (Acacia sp.) calling, Pine Creek, Northern Territory, Australia.

Etienne Littlefair / Oriental dollarbirds (Eurystomus orientalis) pair perched on branch, one calling, Pine Creek, Northern Territory, Australia.

Joel Sartore / Photo Ark / Broad-billed roller (Eurystomus glaucurus) portrait, Walsrode Bird Park. Captive, occurs in Africa and Madagascar.

Hermann Brehm / Lilac-breasted roller (Coracias caudatus) in flight, Botswana, March.

Richard Flack / Racket-tailed roller (Coracias spatulatus) perched at entrance to nest hole in tree trunk, Makuleke Concession, northern Kruger National Park, South Africa.

Richard Flack / European roller (Coracias garrulus) holding centipede prey in beak, portrait, Kruger National Park, South Africa. Cropped.

Manuel Gracia / European roller (Coracias garrulus) pair mating. Then the birds fly out of the frame briefly and one returns to the perch. Seville, Spain. (Sequence 2/2).

Manuel Gracia / European roller (Coracias garrulus) pair performing courtship feeding ritual and then mating. The male enters frame and presents an insect, the female takes the food and then they mate. After mating,...

Manuel Gracia / European roller (Coracias garrulus) pair performing courtship feeding ritual and then mating. The female enters frame and then calls to her mate. The male lands on the perch and presents an insect, sh...

Manuel Gracia / Close up of European roller (Coracias garrulus) pair performing courtship feeding ritual and then mating. The male enters frame and presents an insect, the female takes the food and then they mate. A...

Manuel Gracia / Close up of European roller (Coracias garrulus) female perched, holding an insect in her beak. The bird looks around and then flies out of frame. Seville, Spain. (Sequence 2/2).

Manuel Gracia / European roller (Coracias garrulus) pair performing courtship feeding ritual. The male is perched and the female lands on perch with food and then the male tries to take food from female. Seville, Spa...

Manuel Gracia / European roller (Coracias garrulus) perched on a branch. Another Roller enters the frame and lands on the same perch. The birds call and display to each other and then they're attacked by a Common kes...

Manuel Gracia / European roller (Coracias garrulus) males fighting over territory and female. The males roll off the hillside and out of the frame. Seville, Spain.

Manuel Gracia / European roller (Coracias garrulus) males violently fighting on a hillside. The birds peck at each other and continue to roll down the hill. Seville, Spain.

Manuel Gracia / European roller (Coracias garrulus) males fighting violently on a hillside. The birds' beaks are locked with one another. Seville, Spain.

Manuel Gracia / European rollers (Coracias garrulus) perched. Another bird enters frame and lands on the perch with others. Then the animals fight, over the nest, leaving the frame briefly. Seville, Spain.

Manuel Gracia / European roller (Coracias garrulus) enters the frame and lands on the perch. Another roller continuously attacks the perched bird, causing it to flee. The bird leaves the frame briefly and then return...

Manuel Gracia / European roller (Coracias garrulus) perched which attacks another roller as it lands on the perch, Seville, Spain.

Manuel Gracia / European roller (Coracias garrulus) pair perched. One bird flies into the nest hole briefly and then returns to the perch. The pair call to each other. Seville, Spain.

Manuel Gracia / European roller (Coracias garrulus) perched. The bird calls and then flies out of the frame. Seville, Spain.

Manuel Gracia / European roller (Coracias garrulus) lands near the nest of another roller. The bird flies out of the nest hole and attacks the perched bird. Seville, Spain.

Manuel Gracia / European roller (Coracias garrulus) pair leaving the nest hole. They fly out of nest hole one after the other. Seville, Spain.

Staffan Widstrand / Eurasian roller (Coracias garrulus) perched on branch feeding on a Cockchafer beetle (Melolontha sp.), Kiskunsagi National Park, Pusztaszer, Hungary. May.

Staffan Widstrand / Eurasian roller (Coracias garrulus) landing at nest hole of a Hoopoe (Upupa epops) prior to snatching a chick, Kiskunsagi National Park, Pusztaszer, Hungary. May.

Staffan Widstrand / Eurasian roller (Coracias garrulus) male, perched on branch feeding on Hoopoe (Upupa epops) chick stolen from nest, Kiskunsagi National Park, Pusztaszer, Hungary. May.

Staffan Widstrand / Eurasian roller (Coracias garrulus) female, chasing away Eurasian hoopoe (Upupa epops) from its nest hole, before taking over the nest , Kiskunsagi National Park, Pusztaszer, Hungary. May.

Staffan Widstrand / Eurasian roller (Coracias garrulus) male, in flight with Hoopoe (Upupa epops) chick prey in beak, stolen from nest, Kiskunsagi National Park, Pusztaszer, Hungary. May.

Staffan Widstrand / Eurasian roller (Coracias garrulus) male, stealing Hoopoe (Upupa epops) chick prey from nest hole, Kiskunsagi National Park, Pusztaszer, Hungary. May.

Staffan Widstrand / Eurasian roller (Coracias garrulus) male, perched on branch with Hoopoe (Upupa epops) chick prey in beak, stolen from nest, Kiskunsagi National Park, Pusztaszer, Hungary. May.

Staffan Widstrand / Eurasian roller (Coracias garrulus) pair perched on branch, male delivering insect to female as a nuptial gift prior to mating, Kiskunsagi National Park, Pusztaszer, Hungary. May.

Staffan Widstrand / Eurasian roller (Coracias garrulus) pair mating, female with insect prey in beak, Kiskunsagi National Park, Pusztaszer, Hungary. May.