Meet the world’s animals.

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• Red-backed Fairywren Malurus melanocephalus

  

  Bright males have a black body and a red-orange back. Females and young are browner, and the species uses grassy habitats.

• Red Giant Flying Squirrel Petaurista petaurista

  The red giant flying squirrel spreads a membrane between its limbs to glide from tree to tree. It is nocturnal and lives among forest trees.

• Yellow-breasted Fruit Dove Ptilinopus occipitalis

  The Yellow-breasted Fruit Dove lives in forests of the Philippines. It has green upperparts, a gray head, yellow breast, and maroon marks on the belly and behind the eye.

• Reed Vole Microtus (Alexandromys) fortis

  A large vole associated with wet grasslands. Seasonal movements in the Dongting Lake area have been studied in relation to changing lake levels.

• Sulphur-crested cockatoo Cacatua galerita

  A large white cockatoo recognized by its yellow crest.

• Siberian chipmunk Tamias (Eutamias) sibiricus

  A chipmunk of northern Asian forests that uses both the ground and trees.

• Western Alpine Munia Lonchura montana

  This small finch occurs in the Snow Mountains of New Guinea. In the Mimika highlands, it is recorded in boggy alpine meadows at about 2,100–4,100 m.

• Highlands Colilargo Oligoryzomys rupestris

  This rodent is recorded in the highland Cerrado of central Brazil. In the original study it was captured only in rocky highland grassland or along the edge of adjacent vegetation.

• Campbell Albatross Thalassarche impavida

  The Campbell Albatross feeds on fish, squid, and crustaceans in southern New Zealand waters. It breeds only on Campbell Island and a nearby islet.

• Jentink's Squirrel Sundasciurus (Sundasciurus) jentinki

  Jentink's squirrel has pale-speckled brown upperparts, a creamy underside, and a long, thin tail. It is active by day and uses the crowns of small trees in montane forest.

• Curl-crested Manucode Manucodia comrii

  The Curl-crested Manucode is a bird-of-paradise with curled crown feathers and crinkled neck feathers. It lives on islands east of New Guinea and eats fruit.

• Creeping Vole Microtus (Mynomes) oregoni

  The creeping vole is a small vole of the Pacific coast of North America. Its tiny eyes and short tail are distinctive, and it uses tunnels and burrows close to the ground.

• Scarlet Ibis Eudocimus ruber

  The Scarlet Ibis lives in groups in wetlands of northern South America. Adults are bright scarlet, while chicks are dark.

• Arizona Gray Squirrel Sciurus (Sciurus) arizonensis

  This squirrel has a grey back, white underside, and a tail with black and yellow-brown areas. It lives in Arizona canyon forests and eats walnuts and acorns.

• Ruff Calidris pugnax

  A shorebird that breeds in wetlands from arctic to temperate regions and also uses mudflats and grasslands during migration and winter. Breeding males display elaborate head and neck feathers.

• Field Vole Microtus (Microtus) agrestis

  A small vole that makes runways through grass.

• Spectacled Eider Somateria fischeri

  The Spectacled Eider is a sea duck whose breeding-plumage male has a green head and round white patches around the eyes. It breeds along Arctic coasts and gathers in openings in Bering Sea ice in winter.

• Jaliscan Cotton Rat Sigmodon (Sigmodon) mascotensis

  The Jaliscan Cotton Rat occurs in western Mexico. It has coarse brown fur above and a pale underside, and it is commonly associated with grasslands and farmland.

• Colombian Mountain Grackle Macroagelaius subalaris

  This grackle inhabits Andean forests in eastern Colombia. Cooperative breeding has been reported, with several members of a group helping to build nests and care for young.

• Canyon Deermouse Peromyscus crinitus

  The Canyon Deermouse is a small rodent of rocky, dry country. Its back can range from brown to gray, and it is active at night.

• Blood Pheasant Ithaginis cruentus

  The Blood Pheasant is a plump, short-tailed pheasant whose plumage ranges from grey-olive to bright crimson. It searches for food in groups during the day.

• Chiriqui brown mouse Scotinomys xerampelinus

  This singing mouse lives in the high mountains of Costa Rica and Panama. A research lab describes singing mice as diurnal insect-eaters.

• Robust Woodpecker Campephilus robustus

  This large woodpecker occurs in Brazil, Paraguay, and Argentina. It uses humid forests, including Araucaria forest, and males and females differ in cheek markings.

• Short-nosed Harvest Mouse Reithrodontomys (Aporodon) brevirostris

  This small harvest mouse is known from separated highland populations in Costa Rica and Nicaragua. Adults have a reddish back and a white-looking underside.