Niall Benvie,Niall Benvie / Great Tit (Parus major) on barbed wire (field studio). Scotland, December.

Sven Zacek,Sven Zacek / Great Tit (Parus major) in flight. Southern Estonia, December.

Andy Trowbridge / Great Tit (Parus major) perched on frost covered spruce branch with wings open in a show of aggression. Southern Norway, October.

Mark Hamblin / 2020VISION / Great tit (Parus major) taking mealworm from person's hand, Pembrokeshire Coast National Park, Wales, UK, May.

Mark Hamblin / 2020VISION / Great tit (Parus major) perched on branch in snow, Scotland, UK, December

Hermann Brehm / Great Tit (Parus major) in flight. Bavaria, Germany, December.

Stephen Dalton / Collection of bird feeders in garden, with Greenfinches (Carduelis chloris) and Great tits (Parus major) UK

Peter Lewis / Great Tit (Parus major) perching on lichen covered twig, New Forest, Hampshire, England

Andy Rouse / Great tit (Parus major) perched on branch, UK

Kim Taylor / Great tit nest {Parus major} with young chicks begging for food, beaks open. Captive, UK.

Dave Watts / Two Great tits with willow catkins in snow, France {Parus major}

Kim Taylor / Great Tit (Parus major) flying off with a peanut. UK, Digital composite

Colin Varndell / Great tit amongst blossom {Parus major} UK. Not available for Greetings Cards or Notelets until October 2016

WILLIAM OSBORN / Great Tit (Parus major) female perched on branch. Wiltshire, England

WILLIAM OSBORN / Male Great tit (Parus major). England, UK, Europe

Mike Wilkes / Great tit perched in hawthorn tree, winter, England

Bengt Lundberg / Great tit brings food to nine hungry week-old chicks in nestbox, Sweden {Parus major} Sweden

Hanne & Jens Eriksen / Great tit (Parus major) perched in tree with fluffed up feathers. Denmark, February.

David Tipling / Great tit (Parus major) clutch of eggs in nest in nest box, garden Norfolk, England, UK, May.

David Tipling / Great tit (Parus major) two on log in pond, one in aggressive posture, in garden, Norfolk, England, UK. February

David Tipling / Blackbird (Turdus merula) male showing aggressive behaviour towards Great tit (Parus major) on log in pond, in garden, Norfolk, England, UK. February

Loic Poidevin / Great tit (Parus major) two perched on branch, Leon, Spain, February.

Sven Zacek / Great tit (Parus major) flying in falling snow. Vorumaa, Southern Estonia. February.

Sven Zacek / Great tit (Parus major) male in flight. Vorumaa, Southern Estonia. December.

Nick Upton / Great tit (Parus major) lands on a bird feeder, drops a peanut and flies off with another, Gloucestershire, England, UK, April.

Pedro Narra / Great tit (Parus major) at edge of pool with lichens, Sado estuary, Portugal. October

Philippe Clement / Two Great tits (Parus major) drinking water from a bird bath, Belgium, July.

Philippe Clement / Great tit (Parus major) bathing in a bird bath, Belgium, July.

Konrad Wothe / Great tit (Parus major) at feeder, Parus major, Bavaria, Germany. January

David Tipling / Great tit (Parus major) dead, victim of freezing conditions in January Norfolk, England, UK. January.

David Tipling / Great tit (Parus major) with Avian Pox, Hungary, January

David Tipling / Great tit (Parus major) in garden Norfolk, England, UK. winter

David Tipling / Great tit (Parus major) in garden, Norfolk, England, UK. January.

Bernard Castelein / Great Tit (Parus major ) bathing, Brasschaat, Belgium. November

Oliver Hellowell / Great Tit (Parus major) on mossy log, England, UK. July.

Loic Poidevin / Great tit (Parus major) perched on a branch, Vendee, France, February.

Colin Varndell / Great tit (Parus major) perched on twig. Dorset, England, UK. June.

Nick Upton / Great tit (Parus major) perched on a tree branch, Somerset, UK, December.

Nick Upton / Great tit (Parus major) perched on a bird feeder filled with peanuts, Gloucestershire, UK, February.

Philippe Clement / Great tit (Parus major) bringing food to nestbox to feed chicks, Belgium, April.

Philippe Clement / Dead Great tit (Parus major) chicks in nestbox starved to death after parents abandoned nest, UK, May

Bernard Castelein / Great tit (Parus major) bathing, Brasschaat, Belgium

Bernard Castelein / Great tit (Parus major) bathing, Brasschaat, Belgium,

Dave Bevan / Slow motion clip of Great tit (Parus major) fledglings begging adult for food, Carmarthenshire, Wales, UK, June.

Dave Bevan / Slow motion clip of a Great tit (Parus major) fledgling begging for food by fluttering wings, chased off by adult, Carmarthenshire, Wales, UK, June.

Edwin Giesbers / Great tit (Parus major) bathing in water, Netherlands, May.

Edwin Giesbers / Great tit (Parus major) bathing in water, Netherlands, February

Edwin Giesbers / Great tit (Parus major) bathing in water, Netherlands, February

Edwin Giesbers / Great tit (Parus major) bathing in water, Netherlands, February

Dave Bevan / Great tit (Parus major) bringing moss for nest building to nest box, Carmarthenshire, Wales, UK, June.

Jussi Murtosaari / Great tit (Parus major) in snow, Finland, February.

Dave Bevan / Jay (Garrulus glandarius) and Great tit (Parus major) feeding from a peanut string, with a Blue tit (Cyanistes caeruleus) nearby, Carmarthenshire, Wales, UK, February.

Dave Bevan / Juvenile Great tit (Parus major) feeding from a bird feeder, Carmarthenshire, Wales, UK. July.

Dave Bevan / Great tit (Parus major) drinking from a bird bath, Carmarthenshire, Wales, UK. July.

Philippe Clement / Blue tit (Cyanistes caeruleus) and Great tit (Parus major) feeding from a bird feeder in the rain, Belgium, May

Dave Bevan / Great tit (Parus major) feeding with fledglings on a birdfeeder, Carmarthenshire, Wales, UK, June.

Dave Bevan / Great tit (Parus major) squabbling with a Blue tit (Cyanistes caeruleus) on a birdfeeder, Carmarthenshire, Wales, UK, June.

Dave Bevan / Great tit (Parus major) perched on a branch and feeding on a seed, Carmarthenshire, Wales, UK, March.

Dave Bevan / Grey squirrel (Sciurus carolinensis) jumping from a branch to a peanut feeder and back again, disturbing a group of feeding tits, Carmarthenshire, Wales, UK, January.

Dave Bevan / Great tit (Parus major), Blue tit (Cyanistes caeruleus) and Coal tit (Periparus ater) feeding from a birdfeeder, Carmarthenshire, Wales, UK, January.

Dave Bevan / Great tits (Parus major), Blue tits (Cyanistes caeruleus) and Coal tits (Periparus ater) feeding from a fallen birdfeeder, Carmarthenshire, Wales, UK, December.

Dave Bevan / Great tit (Parus major), Blue tit (Cyanistes caeruleus) and Coal tit (Periparus ater) feeding from a coconut shell filled with fat, Carmarthenshire, Wales, UK, November.

Dave Bevan / Great tit (Parus major) feeding from a coconut shell filled with fat, Carmarthenshire, Wales, UK, November.

Dave Bevan / Blue tits (Cyanistes caeruleus) feeding from a peanut feeder, Carmarthenshire, Wales, UK, November.

Dave Bevan / Great tit (Parus major) feeding from a hole in a tree trunk, Carmarthenshire, Wales, UK, November.

Dave Bevan / Two Blue tits (Cyanistes caeruleus) and a Great tit (Parus major) feeding from a coconut shell filled with fat, Carmarthenshire, Wales, UK, November.

Dave Bevan / Great tit (Parus major) feeding from a coconut shell filled with fat, Carmarthenshire, Wales, UK, November.

Dave Bevan / Great tit (Parus major) feeding from a coconut shell filled with fat, Carmarthenshire, Wales, UK, November.

Dave Bevan / Great tit (Parus major) feeding from a bird feeder, Carmarthenshire, Wales, UK, November.

Dave Bevan / Great tit (Parus major) looking for food in a post, Carmarthenshire, Wales, UK, November.

Dave Bevan / Great tit (Parus major) landing and perching on a branch before taking off again, Carmarthenshire, Wales, UK, November.

Dave Bevan / Great tit (Parus major) feeding from a bird feeder, Carmarthenshire, Wales, UK, November.

Dave Bevan / Great tit (Parus major) and Blue tit (Cyanistes caeruleus) feeding from a bird feeder, Carmarthenshire, Wales, UK, November.

Dave Bevan / Great tit (Parus major) perched in a Mountain ash (Sorbus) before taking off, Carmarthenshire, Wales, UK, November.

Kim Taylor / Great tit (Parus major) bathing in birdbath. Surrey, England, June.

Sylvain Cordier / Great tit (Parus major) nest with eggs, Alsace, France

Sylvain Cordier / Great tit (Parus major) nest with eggs, Alsace, France

Sylvain Cordier / Great tit (Parus major) nest with chicks begging, Alsace, France, June.

Sylvain Cordier / Nest of Great Tit (Parus major) with six chicks gaping begging to be fed, Alsace, France

Philippe Clement / Great tit (Parus major) and Eurasian blue tit (Cyanistes caeruleus) feeding on fat bars hanging from garden bird feeder, Belgium. July.

Alain Ghignone/ BIA / Great Tit (Parus major), Aosta Valley, Italy

Gary K. Smith / Great tit (Parus major) male bird feeding on garden feeder, UK, December

Gary K. Smith / Great tit (Parus major) Norfolk, UK, November

MYN / Dirk Funhoff / Great tit (Parus major), Staudernheim, Pfalz, Germany. June. Meetyourneighbours.net project

MYN / Dirk Funhoff / Great tit (Parus major), Staudernheim, Pfalz, Germany. June. Meetyourneighbours.net project

MYN / Dirk Funhoff / Great tit (Parus major), Staudernheim, Pfalz, Germany. June. Meetyourneighbours.net project

MYN / Dirk Funhoff / Great tit (Parus major), Staudernheim, Pfalz, Germany. June. Meetyourneighbours.net project

MYN / Dirk Funhoff / Great tit (Parus major), Staudernheim, Pfalz, Germany. June. Meetyourneighbours.net project

Mark Hamblin / Great Tit (Parus major) drinking at garden pond , Scotland, UK. July.

Rolf Nussbaumer / Great tit (Parus major), adult perched on autumn branch of Cherry tree (Prunus sp.), Oberaegeri, Switzerland, Europe. November

Rolf Nussbaumer / Great tit (Parus major), adult perched on autumn branch, Oberaegeri, Switzerland, Europe. November

Rolf Nussbaumer / Great tit (Parus major), adult perched on autumn branch of European Larch (Larix decidua), Oberaegeri, Switzerland, Europe. November

Colin Varndell / Fledgling Great tit (Parus major) perched on branch. Dorset, UK, June.

Philippe Clement / Garden gnome and Great tit (Parus major) feeding on peanut butter from bird feeder, Belgium, May.

Laurent Geslin / Great tit (Parus major) perched on human hand, Grenoble, France. April.

Laurent Geslin / Man with Great tit (Parus major) perched on hand, in urban park, Grenoble, France. Model released