Andres M. Dominguez / Hawfinch (Coccothraustes coccothraustes) perched on branch amongst Hawthorn (Crataegus sp) berries. Sierra de Grazalema Natural Park, Cadiz, Spain. February.

Loic Poidevin / Eurasian bullfinch (Pyrrhula pyrrhula) male on a branch feeding on Rowan (Sorbus aucuparia) berries, Leon, Spain, February.

Loic Poidevin / Eurasian bullfinch (Pyrrhula pyrrhula) male on a branch feeding on Rowan (Sorbus aucuparia) berries, Leon, Spain, February.

Marie Read / Common redpoll (Carduelis flammea), male perched in alder (Alnus rugosa) during a snowstorm in winter, New York, USA, January.

Ernie Janes / Goldfinch (Carduelis carduelis) feeding on thistle flowers, England

Kerstin Hinze / Red crossbill (Loxia curvirostra) feeding from a spruce cone, Bavarian Forest National Park, Germany, October.

Markus Varesvuo / Pine Grosbeak male (Pinicola enucleator)and traffic light Oulu, Finland, December

Ben Hall / Greenfinch (Carduelis chloris) pair, one perched on branch and one hovering in snowfall, Derbyshire, February.

Andy Trowbridge / Male Goldfinch (Carduelis carduelis) perched on flowering European bird cherry (Prunus padus). Southern Norway. May.

Marie Read / American goldfinch (Carduelis tristis) male in breeding plumage, perched in Eastern redbud flowers in spring, New York, USA May.

Ben Cranke / Arctic Redpoll (Carduelis hornemanni) perched on frosty plant, Finland. February.

Bence Mate / Eurasian bullfinch (Pyrrhula pyrrhula) drinking, reflected in water, Pusztaszer, Hungary, February.

Bence Mate / Greenfinches (Carduelis chloris) and House sparrows (Passer domesticus) blurred long exposure photograph, Hungary, February.

Kim Taylor / Redpoll (Carduelis flammea) male landing on Alder (Alnus glutinosa) Surrey, England. February

Sven Zacek,Sven Zacek / European Greenfinch (Carduelis chloris) in flight. Southern Estonia, December.

Sven Zacek,Sven Zacek / European Greenfinch (Carduelis chloris) in flight. Southern Estonia, December.

Markus Varesvuo / Pine Grosbeak (Pinicola enucleator) male feeding on berries with traffic light behind, Oulu, Finland, December

Staffan Widstrand / Common redpoll (Acanthis flammea) Varanger National Park, Arctic Norway

Staffan Widstrand / Common Redpoll (Acanthis flammea) Varanger National Park, Arctic Norway

Staffan Widstrand / Common Redpoll (Acanthis flammea) Varanger National Park, Arctic Norway

Staffan Widstrand / Pine grosbeak (Pinicola enucleator) adult male, taiga forests, Ovre Pasvik National Park, Norway

Dong Lei / Plain mountain finch (Leucosticte nemoricola), three perched on rock. Jiudingshan Nature Reserve, Mao Country, Sichuan Province, China. July.

Mike Read / Common linnet (Carduelis cannabina) feeding on seeds amongst stones. Blashford Lakes Nature Reserve, Ellingham, Hampshire, England, UK. January.

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

Loic Poidevin / European goldfinch (Carduelis carduelis) Vendee, France, January.

Andy Rouse / Linnet (Carduelis cannabina) male perched on branch, surrounded by yellow gorse flower, UK. April.

Andy Rouse / Linnet (Carduelis cannabina) male perched on branch, surrounded yellow gorse flowers. UK. April.

Andy Rouse / Linnet (Carduelis cannabina) at dawn. UK.

Andy Rouse / Linnet (Carduelis cannabina) surrounded by yellow gorse flowers. UK. April.

Loic Poidevin / European Goldfinch (Carduelis carduelis) perched on Sumac (Rhus sp) Vendee, France, December.

Loic Poidevin / European greenfinch (Carduelis chloris) on a branch, Vendee, France, November.

Marie Read / White-winged Crossbill (Loxia leucoptera), male feeding on Douglas-fir cones, Ithaca, New York, USA, January.

Konrad Wothe / Siskin (Carduelis spinus) female, Bavaria, Germany. October.

Markus Varesvuo / Common crossbill (Loxia curvirostra) juvenile male( left) and Parrot crossbill (Loxia pytyopsittacus) in Fir tree. Helsinki, Finland. December.

Jed Weingarten / Wild Wonders of China / Mixed flock of Mountain finches including Brandt's mountain finches (Leucosticte brandti) China, Sichuan Province, Garze Prefecture, Serxu County.

Jed Weingarten / Wild Wonders of China / Mixed flock of Mountain finches including Brandt's mountain finches (Leucosticte brandti) China, Sichuan Province, Garze Prefecture, Serxu County.

Gary K. Smith / Common redpoll (Carduelis flammea) perched on corkscrew hazel with catkins, England, UK. March.

Gary K. Smith / Siskin (Carduelis spinus) perched on corkscrew hazel with catkins, England, UK. March.

Gary K. Smith / Common redpoll (Carduelis flammea) male, perched on corkscrew hazel with catkins, England, UK. March.

Gary K. Smith / Goldfinch (Carduelis carduelis) perched on corkscrew hazel with catkins, England, UK. March.

Sven Zacek / Eurasian siskin (Carduelis spinus) feeding on Alder (Alnus sp) cones in falling snow. Tartumaa, Southern Estonia. February.

Nick Upton / Goldfinches (Carduelis carduelis) feeding from a bird feeder, Gloucestershire, England, UK, April.

Nick Upton / Goldfinches (Carduelis carduelis) competing to feed from a bird feeder, Gloucestershire, England, UK, April.

Pedro Narra / Goldfinch (Carduelis carduelis) regurgitating food for chicks, Sado Estuary. Portugal . April

Pedro Narra / Goldfinch (Carduelis carduelis) feeding chicks, Sado Estuary. Portugal. April

Pedro Narra / Goldfinch (Carduelis carduelis) wing detail. Sado Estuary, Portugal. October

Paul Hobson / Linnet (Carduelis cannabina) female perched on Gorse (Ulex sp). Sheffield, England, UK. May.

SCOTLAND: The Big Picture / Siskin (Carduelis spinus) male showing aggression, perched on lichen covered branch. Scotland, UK. May.

Hermann Brehm / Bullfinch (Pyrrhula pyrrhula) male, Germany, February.

Andy Sands / Goldfinch (Carduelis carduelis) perched on dead Hogweed stem, Hertfordshire, England, Uk, February

Andy Sands / Bullfinch (Pyrrhula pyrrhula) male among Pussy Willow catkins, Hertfordshire, England, UK, February

Erlend Haarberg / Common redpoll (Acanthis flammea) males fighting Vauldalen, Norway, April. .

Kerstin Hinze / Close-up of a Red crossbill (Loxia curvirostra), Bavarian Forest National Park, Germany, October.

Kerstin Hinze / Male Bullfinch (Pyrrhula pyrrhula) feeding on Rowan (Sorbus) berries, before flying away, Bavarian Forest National Park, Germany.

Kerstin Hinze / Male Bullfinch (Pyrrhula pyrrhula) feeding on Rowan (Sorbus) berries, before flying away, Bavarian Forest National Park, Germany.

Kerstin Hinze / Male Bullfinch (Pyrrhula pyrrhula) feeding on seeds from an old dry Sunflower (Helianthus), Lower Saxony, Germany, December.

Kerstin Hinze / Male Bullfinch (Pyrrhula pyrrhula) feeding on Evening primrose seeds (Oenothera), Lower Saxony, Germany, December.

Kerstin Hinze / Female Bullfinch (Pyrrhula pyrrhula) sitting on a branch before flying away, Lower Saxony, Germany, December.

Konrad Wothe / Greenfinch (Carduelis chloris) male, Bavaria, Germany. February

David Tipling / Common linnet (Linaria cannabina) female North Norfolk, England, UK. April.

David Tipling / Eurasian siskin (Spinus spinus) male feeding on Alder, Minsmere, Suffolk, England, UK, March.

Bernard Castelein / Greenfinch ( Carduelis chloris) drinking Brasschaat, Belgium. June

Bernard Castelein / Greenfinch ( Carduelis chloris) drinking Brasschaat, Belgium. January

Bernard Castelein / Greenfinch ( Carduelis chloris) drinking Brasschaat, Belgium. July

Bernard Castelein / Greenfinch ( Carduelis chloris) bathing Brasschaat, Belgium. April

Bernard Castelein / Greenfinch (Carduelis chloris) perched on rosehips, Brasschaat, Belgium. November

Bernard Castelein / Greenfinch (Carduelis chloris), drinking Brasschaat, Belgium. November

Bernard Castelein / Greenfinch (Carduelis chloris), Brasschaat, Belgium. November

Konrad Wothe / Male Greenfinch (Chloris chloris) singing, Bavaria, Germany, April.

Konrad Wothe / Male Greenfinch (Chloris chloris) preening and singing, Bavaria, Germany, April.

Oliver Hellowell / Redpoll ( Carduelis flammea) on log, England, UK. March.

Eric Medard / European goldfinch (Carduelis carduelis) drinking, France. September.

Robin Chittenden / Common / mealy redpoll (Carduelis flammea) and Goldfinch (Carduelis carduelis), group on feeder. Norfolk, UK. March.

Robin Chittenden / Eurasian Siskin (Carduelis spinus) perched on Stinging nettle (Urtica dioica), Ceredigion, Wales, UK. August.

Robin Chittenden / Twite (Carduelis flavirostris), Norfolk, England, UK. January.

Robin Chittenden / Twite (Carduelis flavirostris), Norfolk, England, UK. January.

Staffan Widstrand / Bullfinch (Pyrrhula pyrrhula, male perched on branch, Kalvtrask, Vasterbotten, Sweden. Dececmber.

Loic Poidevin / Goldfinch (Carduelis carduelis) on lichen covered branch, Vendee, Pays-de-la-Loire, France. March.

Loic Poidevin / Greenfinch (Carduelis chloris) on lichen covered branch, Vendee, Pays-de-la-Loire, France. March.

Loic Poidevin / Siskin (Carduelis spinus) on Elm (Ulmus minor) branch, Vendee, Pays-de-la-Loire, France. March.

Kerstin Hinze / European Goldfinch (Carduelis carduelis), feeding on thistles, Braunschweig, Lower Saxony, Germany. July.

Kerstin Hinze / European Goldfinch (Carduelis carduelis), feeding on thistles, Braunschweig, Lower Saxony, Germany. July.

Kerstin Hinze / European Goldfinch (Carduelis carduelis), feeding on thistles, Braunschweig, Lower Saxony, Germany. July.

Kerstin Hinze / European Goldfinch (Carduelis carduelis), feeding on thistles, Braunschweig, Lower Saxony, Germany. July.

Kerstin Hinze / European Goldfinch (Carduelis carduelis), feeding on thistles, Braunschweig, Lower Saxony, Germany. July.

Matthew Maran / Linnets (Carduelis cannabina) and Gold finches (Carduelis carduelis) feeding in field of sunflower seedheads, Devon, England, UK, November.

Loic Poidevin / European goldfinch (Carduelis carduelis) perched on a branch, Vendee, France, February.

Loic Poidevin / Eurasian siskin (Carduelis spinus) perched on a branch, Vendee, France, February.

Loic Poidevin / Eurasian siskin (Carduelis spinus) perched on a branch, Vendee, France, February.

Markus Varesvuo / Twite (Carduelis flavirostris) two perched on flowers in snow, Vantaa, Finland, February.

Markus Varesvuo / Twite (Carduelis flavirostris) perched on dead plant in snow, Vantaa, Finland, February.

Markus Varesvuo / Twite (Carduelis flavirostris) perched on dead plant in snow, Vantaa, Finland, February.

Markus Varesvuo / Twite (Carduelis flavirostris) in snow, Vantaa, Finland, February

Markus Varesvuo / Twite (Carduelis flavirostris) perched on dead plant in snow, Vantaa, Finland, February.

Markus Varesvuo / Twite (Carduelis flavirostris) perched on dead plant in snow, Vantaa, Finland, February.

Markus Varesvuo / Twite (Carduelis flavirostris) in snow, Vantaa, Finland, February.