Peter Blackwell / Seven Little Bee-eaters (Merops pusillus) in a row, one facing away, Masai Mara, Kenya.

Oscar Dewhurst / Green bee-eater (Merops orientalis) pair perched on branch, facing opposite directions. Karnataka, India.

Andy Rouse / Green bee-eater (Merops orientalis) flying, Ranthambhore, India.

Mary McDonald / Green bee-eater (Merops orientalis) taking off to catch prey, Bandhavgarh National Park, Madya Pradesh, India.

Ashish & Shanthi Chandola / Little green bee eater (Merops orientalis), Yala National Park, Sri Lanka.

Ashish & Shanthi Chandola / Little green bee eater (Merops orientalis), Yala National Park, Sri Lanka.

Ingo Arndt / Little green bee eater {Merops orientalis} Sri Lanka

Robin Chittenden / Green bee-eater (Merops orientalis) perched, Sri Lanka.

Robin Chittenden / Green bee-eater (Merops orientalis) perched Sri Lanka.

Suzi Eszterhas / Green bee-eater (Merops orientalis) Satpura National Park, India.

Ashish & Shanthi Chandola / Little green bee eater ( Merops orientalis) perched, Yala Natinal Park, Sri Lanka, December

Avi Meir / Little Green Bee-eater (Merops orientalis) flying with bee prey, Eilat, Israel

Ashish & Shanthi Chandola / Little green bee eater (Merops orientalis) Yala National Park, Sri Lanka.

Markus Varesvuo / Little Green Bee-eater (Merops orientalis) perched on wire, Israel, May

Markus Varesvuo / Little Green Bee-eater (Merops orientalis) catching a bee, Sultanate of Oman, March

Markus Varesvuo / Little Green Bee-eater (Merops orientalis) perched on wire, Israel, May

Markus Varesvuo / Little Green Bee-eater (Merops orientalis) portrait, Israel, May

Ernie Janes / Three Green bee-eaters (Merops orientalis) with insect prey, Yala National Park, Sri Lanka.

Three Green bee-eaters (Merops orientalis) with insect prey, Yala National Park, Sri Lanka.

Ralph Martin / Little Green Bee-eater (Merops orientalis), Oman

Ralph Martin / Little Green Bee-eater (Merops orientalis), Oman

Ralph Martin / Little Green Bee-eater (Merops orientalis), Oman

Ernie Janes / Green Bee-eaters (Merops orientalis) on branch, Yala National Park, Sri Lanka, May

Ernie Janes / Green Bee-eater (Merops orientalis) Yala National Park, Sri Lanka

Ernie Janes / Green Bee-eater (Merops orientalis) Yala National Park, Sri Lanka

Sue Flood / Little Green Bee-eater (Merops orientalis) perched in tree, Ocean Dunes Golf Course, Phan Thiet, Vietnam

Mary McDonald / Little Green Bee-eaters (Merops orientalis) one with insect prey, Kanha National Park, Madhya Pradesh, India, April

Sandesh Kadur / Little Green Bee-eaters (Merops orientalis) basking in the sun on red earth, Western Ghats, Southern India

Mary McDonald / Little Green Bee-eater (Merops orientalis) with fly prey. Kanha National Park, Madhya Pradesh, India.

Ole Jorgen Liodden / Green Bee-eater (Merops Orientails) pair with food, one with insect prey. Kanha National Park, India, April.

Dietmar Nill / Three Little bee eaters {Merops pusillus} perched in a row, Gambia

Peter Blackwell / Two Little Bee-eaters (Merops pusillus) perched on branch, Masai Mara GR, Kenya.

Kevin Schafer / Green Bee-eater (Merops orientalis) perched on a branch. Yala National Park, Sri Lanka.

Kevin Schafer / Green Bee-eater (Merops orientalis) perched on branch. Yala National Park, Sri Lanka.

Chien Lee / Little Green Bee-eater (Merops orientalis), Yala National Park, Sri Lanka

Kevin Schafer / Little Green Bee-eater (Merops orientalis), Yala National Park, Sri Lanka

Kevin Schafer / Little Green Bee-eater (Merops orientalis), Yala National Park, Sri Lanka

Kevin Schafer / Little Green Bee-eater (Merops orientalis) calling, Yala National Park, Sri Lanka

Guy Edwardes / Little Bee-eater (Merops pusillus cyanostictus) perched in branch, Ndutu, Ngorongoro Conservation Area, Tanzania, Africa, February

Guy Edwardes / Little Bee-eater (Merops pusillus cyanostictus) perched in branch, Ndutu, Ngorongoro Conservation Area, Tanzania, Africa, February

Hanne & Jens Eriksen / Little green bee-eater {Merops orientalis} perched, sunning, Oman, March

Bernard Castelein / Little green bee-eater (Merops orientalis) pair perched, male giving female a gift of insect prey, Rajasthan, India

Nick Garbutt / Green bee-eater (Merops orientalis) sunbathing, Bandhavgarh NP, India

Tim Laman / Little Green Bee-eater (Merops orientalis) perched in the Sundarban Forest, Khulna Province, Bangladesh.

Richard Du Toit / Little Bee-eater (Merops pusillus) group roosting on a branch, Chobe River, Namibia

Hanne & Jens Eriksen / Little green bee-eater {Merops orientalis} perched on ground, Sohar, Oman

Hanne & Jens Eriksen / Little green bee-eater {Merops orientalis} on ground, Sohar, Oman

Hanne & Jens Eriksen / Little green bee-eater {Merops orientalis orientalis} perched, Tamil Nadu, India

Bernard Castelein / Little green bee-eater {Merops orientalis} Madhav NP, Madhya Pradesh, India

Bernard Castelein / Little green bee-eater {Merops orientalis} Madhav NP, Madhya Pradesh, India

David Cottridge / Little green bee eater (Merops orientalis) Israel

Hermann Brehm / Little bee-eater (Merops pusillus) perched on branch, East Africa

David Cottridge / Little green bee-eater (Merops orientalis) perched on branch, Israel

Bengt Lundberg / Little green bee-eater {Merops orientalis} Thailand

David Cottridge / Little green bee eaters mating {Merops orientalis} Israel

David Cottridge / Little green bee eater {Merops orientalis} male feeding female in courtship, Israel

Mitsuaki Iwago / Little Bee-eater (Merops pusillus) pair perching on branch, Serengeti National Park, Tanzania

Hanne & Jens Eriksen / Little green bee eater at nest entrance. {Merops orientalis} Sohar, Oman

Bernard Castelein / Little green bee eater {Merops orientalis} Keoladea Ghana NP, India

Ripan Biswas / Asian green bee-eater (Merops orientalis) in the hands of volunteer from the Human & Environmental Alliance League (HEAL), rescued after being entangled in nets used by farmers to protect their crops....

Neil Aldridge / Little bee-eater (Merops pusillus) perched, watching insects as they fly past. The animal takes off, after its prey and then returns with an insect which it swallows. Okavango Delta, Botswana.

Neil Aldridge / Little bee-eater (Merops pusillus) taking off from perch to go and catch its prey, Okavango Delta, Botswana. Sequence 1/2.

Neil Aldridge / Little bee-eater (Merops pusillus) returning to its perch with an insect in its beak. The bird hits the insect against the branch and then swallows it. Okavango Delta, Botswana. Sequence 1/2.

Neil Aldridge / Little bee-eater (Merops pusillus) perched. The animal regurgitates a pellet of indigestible insect parts. Okavango Delta, Botswana.

Bernard Castelein / Group of Little bee-eaters (Merops pusillus) perched side by side on branch in early morning, Allahein River, The Gambia.

Bernard Castelein / Group of Little bee-eaters (Merops pusillus) perched side by side on branch in early morning, Allahein River, The Gambia.

Bernard Castelein / RF - Group of Little bee-eaters (Merops pusillus) perched side by side on branch in early morning, Allahein River, The Gambia. (This image may be licensed either as rights managed or royalty free.)

Karine Aigner / Green bee-eater (Merops orientalis) calling, portrait, Bardia National Park, Terai, Nepal.

Roland Seitre / Little Green Bee-eater (Merops orientalis), Mudumalai National Park, India

Bernard Castelein / Little bee-eater (Merops pusillus) perched on branch with insect in beak, Allahein River, The Gambia.

Bernard Castelein / Two Little bee-eaters (Merops pusillus) perched side by side on branch, one with insect in beak, Allahein River, The Gambia.

Bernard Castelein / Little bee-eater (Merops pusillus) perched on branch with insect in beak, Allahein River, The Gambia.

Bernard Castelein / Little bee-eater (Merops pusillus) perched on branch preening, Allahein River, The Gambia.

Bernard Castelein / Little bee-eater (Merops pusillus) perched on plant stem, Allahein River, The Gambia.

Bernard Castelein / Little bee-eater (Merops pusillus) with Widow dragonfly (Palpopleura portia) prey in beak, Allahein river, The Gambia.

Ashish & Shanthi Chandola / Green bee-eater (Merops orientalis) perched, rural countryside, Karnataka, India.