Andres M. Dominguez / Rufous-tailed scrub robin (Cercotrichas galactotes) perched on grape vine, Sevilla, Spain, August.

Dong Lei / Golden bush-robin (Tarsiger chrysaeus) with insect prey, Kawakarpo Mountain, Meri Snow Mountain National Park, Yunnan Province, China.

Mike Wilkes / Robin perched in hawthorn bush, England

Mike Wilkes / Robin (Erithacus rubecula) perched in hawthorn bush with berries, England

Robin Chittenden / Cyprus wheatear (Oenanthe cypriaca) perched on bush. Cyprus. April.

Robin Chittenden / Great spotted cuckoo (Clamator glandarius) perched in thorny bush. Cyprus. April.

Robin Chittenden / Linnet (Carduelis cannabina) perched on Gorse bush. Suffolk, England, UK. March.

Robin Chittenden / Stonechat (Saxicola torquata) Norfolk, England, UK, January.

Roger Powell / European Robin (Erithacus rubecula) perched in a Hawthorn bush. Druridge, Northumberland, England, UK. December.

Robin Chittenden / Southern oak bush-cricket (Meconema meridionale) Norfolk, England, UK. August.

Robin Chittenden / Spectacled warbler (Sylvia conspicillata orbitalis), male perched in shrub, Fuerteventura, Canary Islands, Spain. February.

Robin Chittenden / Bronze glandular bush-cricket (Bradyporus dasypus), Romania. April.

Robin Chittenden / Stonechat (Saxicola rubicola) perched on Gorse (Ulex sp). Norfolk, England, UK. June.

Andy Trowbridge / South Island robin (Petroica australis australis) perched on moss covered stump. Arthur's Pass National Park, South Island, New Zealand. May.

Andy Trowbridge / South Island robin (Petroica australis australis) perched on snow covered log. Arthur's Pass National Park, South Island, New Zealand. May.

Andy Trowbridge / South Island robin (Petroica australis australis) perched on snow covered log. Arthur's Pass National Park, South Island, New Zealand. May.

Andy Trowbridge / South Island / Yellow-breasted Tomtit (Petroica macrocephala macrocephala) male perched on lichen covered branch. Arthur's Pass National Park, South Island, New Zealand. May.

Andy Trowbridge / South Island / Yellow-breasted Tomtit (Petroica macrocephala macrocephala) male perched on lichen covered branch. Arthur's Pass National Park, South Island, New Zealand. May.

Andy Trowbridge / South Island robin (Petroica australis australis) perched on moss covered stump. Arthur's Pass National Park, South Island, New Zealand. May.

Andy Trowbridge / South Island / Yellow-breasted Tomtit (Petroica macrocephala macrocephala) male perched on top of shrub. Arthur's Pass National Park, South Island, New Zealand. May.

Nick Upton / European robin (Erithacus rubecula) perched in a bush and looking down, Somerset, UK, December.

Ralph Martin/ BIA / Orange-flanked Bush-Robin (Tarsiger cyanurus) male calling, Kazakhstan

Jussi Murtosaari / Red-flanked bluetail (Tarsiger cyanurus) male singing, Finland, July.

Andy Trowbridge / South Island Robin (Petroica australis australis) perched on stump. Lake Rotoroa, Nelson Lakes, New Zealand.

Andy Trowbridge / South Island robin (Petroica australis australis) perched on forest floor. Lewis Pass, South Island, New Zealand.

Ann & Steve Toon / Whitebrowed scrub robin (Cercotrichas leucophrys), Zimanga Game Reserve, KwaZulu-Natal, South Africa.

Robin Chittenden / Young boy with female Longhorn grasshopper (Tettigoniidae) nymph on finger, Norfolk, Great Britain, UK, June. Model released.

Debapratim Saha/ BIA / Orange-flanked Bush-Robin (Tarsiger cyanurus) male, Bhutan

Mark Carwardine / New Zealand robin (Petroica australis) male, ringed by researchers, South Island race, Ulva Island, Paterson Inlet, Stewart Island, South Island, New Zealand, June

Mark Carwardine / New Zealand robin (Petroica australis) male, ringed by researchers, South Island race, Ulva Island, Paterson Inlet, Stewart Island, South Island, New Zealand, June

Ann & Steve Toon / Karoo scrub robin (Cercotrichas coryphoeus) Addo Elephant National Park, Eastern Cape, South Africa

Jussi Murtosaari / Red-flanked bluetail (Tarsiger cyanurus) male front view, Jyvaskyla, Central Finland, May.

Jussi Murtosaari / Red-flanked bluetail (Tarsiger cyanurus) male profile, Jyvaskyla, Central Finland, May.

Dong Lei / Rufous-breasted bush robin (Tarsiger hyperythrus), Mount Namjagbarwa, Yarlung Zangbo Grand Canyon National Park, Tibet, China.

Dong Lei / Rufous-breasted bush robin (Tarsiger hyperythrus), Mount Namjagbarwa, Yarlung Zangbo Grand Canyon National Park, Tibet, China.

Martin Willis / Orange-flanked Bush-Robin (Tarsiger cyanurus) male, Gaoligongshan National Nature Reserve, Yunnan Province, China

Martin Willis / Orange-flanked Bush-Robin (Tarsiger cyanurus) male, Gaoligongshan National Nature Reserve, Yunnan Province, China

Avi Meir / Orange-flanked Bush-Robin (Tarsiger cyanurus) male, Eilat, Israel

Dong Lei / Orange-flanked bush-robin (Tarsiger cyanurus) perched, Tengchong county, Gaoligong Mountain National Nature Reserve, Yunnan Province, China, February.

Dong Lei / Orange-flanked bush-robin (Tarsiger cyanurus) perched, Tengchong county, Gaoligong Mountain National Nature Reserve, Yunnan Province, China, February.

Aflo / Red-flanked bluetail (Tarsiger cyanurus) perched on snag, Chiba, Japan. January.

Aflo / Red-flanked bluetail (Tarsiger cyanurus) perched on branch with red berries, Kyoto, Japan. March.

Hanne & Jens Eriksen / Himalayan bluetail (Tarsiger rufilatus) female perched, Thailand, February.

Dong Lei / Golden bush-robin (Tarsiger chrysaeus) with insect prey in rain, Kawakarpo Mountain, Meri Snow Mountain National Park, Yunnan Province, China.

Dong Lei / Golden bush-robin (Tarsiger chrysaeus) with insect prey in rain, Kawakarpo Mountain, Meri Snow Mountain National Park, Yunnan Province, China.

Dong Lei / Golden bush-robin (Tarsiger chrysaeus) with insect prey, Kawakarpo Mountain, Meri Snow Mountain National Park, Yunnan Province, China.

Dong Lei / Golden bush-robin (Tarsiger chrysaeus) in rain, Kawakarpo Mountain, Meri Snow Mountain National Park, Yunnan Province, China.

Dong Lei / Golden bush-robin (Tarsiger chrysaeus) with insect prey in rain, Kawakarpo Mountain, Meri Snow Mountain National Park, Yunnan Province, China.

Markus Varesvuo / Rufous tailed scrub robin / bush chat (Cercotrichas galactotes) on ground, Israel, March

Markus Varesvuo / Rufous tailed scrub robin / bush chat (Cercotrichas galactotes) on woodland ground, Israel, March

Brent Stephenson / Male Chatham Island black robin (Petroica traversi) perched on a mossy log. Caravan Bush, Pitt Island, Chatham Islands, New Zealand, November. Endangered species.

Brent Stephenson / Juvenile South Island robin (Petroica australis) perched on a log on the forest floor. Lake Gunn, Fiordland National Park, New Zealand, February.

Robin Chittenden / White-faced Bush-cricket (Decticus albifrons) Bulgaria, September.

Dong Lei / Golden bush robin (Tarsiger chrysaeus) on mossy ground, Meili Snow Mountain National Park, Qinghai-Tibetan Plateau, China, June.

Robin Chittenden / Cetti's warbler (Cettia cetti) perched on twig, Strumpshaw Fen RSPB, Norfolk, UK, June.

Robin Chittenden / Cetti's warbler (Cettia cetti) perched on twig, Strumpshaw Fen RSPB, Norfolk, UK, June.

Rob Drummond / Orange-flanked Bush-Robin (Tarsiger cyanurus) male, Thailand

Robin Chittenden / Turquoise Tanager (Tangara mexicana vieilloti) on fruiting bush, Trinidad, Trinidad and Tobago, April

Dave Watts / Kalahari Scrub Robin (Cercotrichas paena) profile, Namibia

Dave Watts / Kalahari Scrub Robin (Cercotrichas paena) profile, Namibia

Duncan Usher / Great Grey Shrike (Lanius excubitor) feeding on impaled European Robin (Erithacus rubecula) prey on thorn bush branch, Germany

Jussi Murtosaari / Orange-flanked Bush Robin (Tarsiger cyanurus) young male, Finland, June

Brent Stephenson / Chatham Island black robin (Petroica traversi) male perched on a moss covered log, Caravan Bush, Pitt Island, Chatham Islands, New Zealand, November.

Brent Stephenson / Chatham island black robin (Petroica traversi) male holding several mealworms used to attract it, allowing the tracking bands to be read, Caravan Bush, Pitt Island, Chatham Islands, New Zealand, Novem...

Robin Chittenden / Saddle-backed Cricket (Ephippiger ephippiger). Lesvos, Greece, May.

Aflo / ic-10102 Red flanked bluetail / Orange flanked bush robin perched {Tarsiger cyanurus} Japan.

Hanne & Jens Eriksen / Rufous bush robin {Cercotrichas / Erythropygia galactotes} in Arabia on migration, Oman

Mike Wilkes / Robin (Erithacus rubecula) perched in hawthorn bush with red berries, England

Hanne & Jens Eriksen / Black bush robin {Cercotrichas podobe} on rock, Wadi Sara, Yemen

Hanne & Jens Eriksen / Black bush robin {Cercotrichas podobe} on ground, Tihama, Yemen

Hanne & Jens Eriksen / Black bush robin {Cercotrichas podobe} on ground, Tihama, Yemen

Mike Wilkes / Robin perched in hawthorn bush (Erithacus rubecula) UK

David Cottridge / Rufous scrub robin {Erythropygia galactotes} male singing, territorial behaviour, Lesvos, Greece

Mike Wilkes / Rufous scrub robin / bush chat {Erythropygia / Cercotrichas galactotes} Lesvos, Greece

Jean E. Roche / Rufous scrub robin / Rufous bush chat flying{Erythropygia / Cercotrichas galactotes} Greece

Jose B. Ruiz / Rufous scrub robin / bush chat {Cercotrichas / erythropygis galactotes} feeding Cuckoo chick at nest, Alicante, Spain

Hanne & Jens Eriksen / Rufous tailed scrub robin sunning {Erythropygia / Cercotrichas galactotes} Dawkah, Oman

Hanne & Jens Eriksen / Rufous tailed scrub robin at water {Erythropygia / Cercotrichas galactotes} Dawkah, Oman

Hanne & Jens Eriksen / Rufous tailed scrub robin {Erythropygia / Cercotrichas galactotes} Sall Ala, Musandam, Oman

Hanne & Jens Eriksen / Rufous tailed scrub robin {Erythropygia / Cercotrichas galactotes} Dawkah, Oman

Mike Wilkes / Robin perched in Hawthorn bush (Erithacus rubecula) England

Kim Taylor / Digital composite - Robin {Erithacus rubecula} singing from Cotoneaster bush, UK.

Robin Chittenden / Adult female Bog bush cricket (Metrioptera brachyptera) Norfolk, UK

Flip de Nooyer / European Robin (Erithacus rubecula) perched in berry bush, Europe

Jose B. Ruiz / Newly hatched European cuckoo (Cuculus canorus) nestling ejecting Rufous bush robin (Cercotrichas galactotes) chick from nest. . Spain.

Mike Wilkes / Robin in Hawthorn bush with berries, England, UK

Robin Chittenden / Dark bushcricket (Pholidoptera griseoaptera) Norfolk, England, UK, October.

Robin Chittenden / Dark bushcricket (Pholidoptera griseoaptera) Brittany, France, August.

Robin Chittenden / Speckled bush-cricket (Leptophyes punctatissima) Brittany, France, August.

Robin Chittenden / Speckled bush-cricket (Leptophyes punctatissima) Brittany, France, August.

Martin Willis / Orange-flanked Bush-Robin (Tarsiger cyanurus) female, Gaoligongshan National Nature Reserve, Yunnan Province, China

Martin Willis / Orange-flanked Bush-Robin (Tarsiger cyanurus) female, Gaoligongshan National Nature Reserve, Yunnan Province, China

Martin Willis / Orange-flanked Bush-Robin (Tarsiger cyanurus) male, Gaoligongshan National Nature Reserve, Yunnan Province, China