David Welling / Golden Cheeked Warbler (Dendroica chrysoparia) in fir tree, Balcones Canyonlands NWR, Texas, USA

Andy Rouse / Light-mantled sooty albatross (Phoebetria palpebrata) portrait, South Georgia

Mark Carwardine / Mauritius / Mascarene / Echo parakeet (Psittacula eques) Threatened / endangered species, Mauritian Wildlife Foundation breeding centre, Mauritius, captive

Pete Oxford / Jocotoco antpitta (Grallaria ridgelyi) in lower temperate forest, Zamora-Chinchipe, South Ecuador, South America. Discovered in October 2000, endangered.

Daniel Heuclin / Kagu / Cagou (Phynochetos jubatus) New-Caledonia, Pacific, endemic and endangered

Frederique Olivier / Light mantled sooty albatross (Phoebetria palpebrata) on coast, Macquarie Island, Southern Atlantic, Australian Antarctica, November 2007

Brent Stephenson / Atlantic Yellow-nosed Albatross (Thalassarche chlororhynchos) banking in flight while looking down. Tristan da Cunha, Tristan Group, South Atlantic, March.

Troels Jacobsen/Arcticphoto / Portrait of a Yellow-nosed Albatross (Thalassarche chlororhynchus) standing on grassed ground. Nightingale Island, Tristan da Cunha, south Atlantic, March.

Pete Oxford / Waved Albatross (Phoebastria irrorata) courtship, Punta Cevallos, Española Island, Galapagos Islands, Ecuador, South America. Endemic, Critically endangered

Pete Oxford / Tristan albatross {Diomedea dabbenena} gliding above sea, Southern Indian Ocean

Charlie Summers / Pair of Black-browed albatross in courtship display at nest site, overlooking the South Atlantic Ocean. Saunders Island, Falkland Islands

Solvin Zankl / Black browed albatross (Thalassarche melanophrys) parents tending chick, Falkland Islands