Rolf Nussbaumer / RF- Green jay pair (Cyanocorax yncas). Texas, USA.

Denis-Huot / RF- African jacana (Actophilornis africanus) walking on water lettuces, Masai Mara Game Reserve, Kenya, September.

Edwin Giesbers / RF- Atlantic puffin (Fratercula arctica) Farne Islands, Northumberland, UK. June.

Rolf Nussbaumer / RF- American bald eagle calling (Haliaeetus leucocephalus). Alaska, USA.

Edwin Giesbers / RF- Male Indian peafowl (Pavo cristatus) head portrait, captive.

Edwin Giesbers / RF- Rainbow lorikeet (Trichoglossus haematodus) head portrait, captive.

Ross Hoddinott / RF- Robin (Erithacus rubecula) portrait in snow. Near Bradworthy, Devon, UK. January.

Staffan Widstrand / RF- Male Black grouse (Tetrao tetrix) displaying. Vastmanland, Sweden.

Rolf Nussbaumer / RF- Hairy woodpecker (Picoides villosus) male on aspen tree. Grand Teton National Park, Wyoming, USA.

Ross Hoddinott / RF- Mute swan cygnet (Cygnus olor) in nest with eggs. Abbotsbury, Dorset, UK.

Rolf Nussbaumer / RF- Profile portrait of Greater Roadrunner (Geococcyx californianus). Starr County, Rio Grande Valley, Texas, USA. May.

Rolf Nussbaumer / RF- Adult Willow tit (Poecile montanus) perched on frost covered Norway Spruce (Picea abies) at minus 15 Celsius. St. Moritz, Switzerland. December.

Rolf Nussbaumer / RF- Sword-billed Hummingbird (Ensifera ensifera) female feeding from Passion flower (Passiflora mixta). Papallacta, Ecuador, Andes, South America. January.

Rolf Nussbaumer / RF- American Robin (Turdus migratorius) male preening. Rocky Mountain National Park, Colorado, USA. June.

Edwin Giesbers / RF- Indian eagle owl (Bubo bengalensis) head portrait, captive, from India.

Rolf Nussbaumer / RF- Northern Cardinal (Cardinalis cardinalis) male perched on branch of flowering Eastern Redbud (Cercis canadensis). Dinero, Lake Corpus Christi, South Texas, USA.

Edwin Giesbers / RF- Two White Stork (Ciconia ciconia). The Netherlands, April.

Staffan Widstrand / RF- Lanner falcon (Falco biarmicus), head portrait of captive falconry bird, Dubai, United Arab Emirates.

Edwin Giesbers / RF- Two Eastern / Great white pelicans (Pelecanus onocrotalus) captive.

Edwin Giesbers / RF- Toco toucan (Ramphastos toco) head close-up, captive.

Rolf Nussbaumer / RF- Northern cardinal (Cardinalis cardinalis) male perched in ice covered bush. Dinero, Lake Corpus Christi, South Texas, USA.

Wild Wonders of Europe / Widstrand / RF- Eastern white pelicans (Pelecanus onocrotalus) taking off from water, Danube delta rewilding area, Romania. May.

Wild Wonders of Europe / Widstrand / RF- European bee eater (Merops apiaster) pair at nest hole, Danube delta rewilding area, Romania, June.

Denis-Huot / RF- Lesser flamingo (Phoeniconaias minor) flock, Bogoria Game Reserve, Kenya

Denis-Huot / RF- Village weaver (Ploceus cucullatus) male building nest, Masai-Mara Game Reserve, Kenya

Staffan Widstrand / RF- King eider duck (Somateria spectabilis) male, Batsfjord village harbour, Varanger Peninsula, Norway. March.

Alex Hyde / RF - Close up of feathers of a Scarlet Macaw (Ara macao) Osa Peninsula, Costa Rica.

Edwin Giesbers / RF- Great Green Macaw (Ara ambiguus) portrait, El Manantial Macaw Sanctuary, Costa Rica. Captive.

David Tipling / RF - Robin (Erithacus rubecula) singing in spring. Norfolk, England, UK.

David Tipling / RF - Nightingale (Luscinia megarhynchos) in song, silhouetted, Camargue, Provence, France. May.

David Tipling / RF - Grey heron (Ardea cinerea) in flight. Camargue, Provence, France. May.

David Tipling / RF - Black-browed albatross (Thalassarche melanophris) in flight, South Atlantic, South Georgia. January.

David Tipling / RF - Shy albatross (Thalassarche cauta) running along surface, taking off into flight, Kaikoura, Southern Ocean, New Zealand. November.

David Tipling / RF - King penguin (Aptenodytes patagonicus) colony. Salisbury Plain, South Georgia. January.

David Tipling / RF - Brown skua (Stercorarius antarcticus) calling and stretching wings. Salisbury Plain, South Georgia. January.

David Tipling / RF - King penguin (Aptenodytes patagonicus) in surf. Salisbury Plain, South Georgia. January.

David Tipling / RF - Wandering albatross (Diomedea exulans) head portrait looking up. Albatross Island, South Georgia. January.

David Tipling / RF - Grey-headed albatross (Thalassarche chrysostoma) adult brooding chick in colony at Elsehul, South Georgia. January.

David Tipling / RF - Head portrait of two King penguins (Aptenodytes patagonicus). Gold Harbour, South Georgia. January 2015.

Mike Wilkes / RF- Grey partridge portrait in snow (Perdix perdix), UK.

Rolf Nussbaumer / RF- Barn swallow juvenile perched (Hirundo rustica). Texas, USA.

Lynn M Stone / RF - American oystercatcher (Haematopus palliatus) probing sand for invertebrates at low tide. Tampa Bay, St. Petersburg, Florida, USA. March.

George McCarthy / RF- Tawny owl with moon behind (Strix aluco), UK.

Nick Garbutt / RF - Red-and-green macaws (Ara chloropterus) two with one taking off, Buraco das Araras (Sinkhole of the Macaws), Jardim, Mato Grosso do Sul, Brazil. September.

Nick Garbutt / RF - Malachite sunbird (Nectarinia famosa) male feeding on Aloe flower. Ndutu area, Ngorongoro Conservation Area NCA / Serengeti National Park. April.