Meet the world’s animals.

Photos: 12,825 · Stories: 19,540

• Western Gray Squirrel Sciurus (Hesperosciurus) griseus

  

  The western gray squirrel has a gray back, pale underside and bushy tail. In Washington, it occurs in scattered pine and oak woodlands.

• Dot-backed Antbird Hylophylax punctulatus

  This small antbird inhabits Amazonian lowland forest, especially in northeastern Peru. It searches for food along stream edges and within the forest.

• Olive Grass Mouse Abrothrix olivaceus

  This small rodent varies in color across its range, from dark or olive brown to gray or pale ochre. It is partly active by day, builds grass nests, and climbs well.

• Giant Conebill Conirostrum binghami

  In Peru, this conebill is strongly associated with Polylepis woodland. It has a long, pointed bill.

• Gunnison's Prairie Dog Cynomys (Leucocrossuromys) gunnisoni

  Gunnison's prairie dogs have yellowish-buff coats and build connected burrow colonies in grasslands and high-desert country. They warn one another of danger with calls.

• Streak-breasted Honeyeater Territornis reticulata

  This honeyeater is endemic to Timor and Semau islands. Accounts record it in habitats from forest to gardens and mangroves, with more records in lowlands near the coast.

• Red Hocicudo Oxymycterus rufus

  The Red Hocicudo occurs in grasslands and steppes in Argentina. It has dark-lined brown fur with ochre sides and rump, and feeds on small animals in the soil near waterways.

• White-eared Puffbird Nystalus chacuru

  The White-eared Puffbird occurs in forest and woodland clearings and dry savanna in South America. It has a brown back and crown, a black-and-white-speckled breast, a black-edged white ear patch, and a red hooked bill with a black tip. It eats insects and other invertebrates.

• Woodchuck Marmota (Marmota) monax

  A North American squirrel relative that eats plants near fields and woodland edges and digs an underground burrow.

• McGregor's Cuckooshrike Coracina mcgregori

  It lives in montane forest above 1,000 m on Mindanao and appears in small or mixed-species groups in the canopy. It has a black throat and white wing patch.

• European hamster Cricetus cricetus

  A wild hamster that carries plants and grains in its cheek pouches and stores them underground.

• Chestnut-sided Shrike-Vireo Vireolanius melitophrys

  A shrike-vireo of forests and scrub in Mexico and Guatemala. Males and females differ in the chestnut markings on the head and breast.

• Gambian Sun Squirrel Heliosciurus gambianus

  This African squirrel has a slender body and round ears. It moves through trees by day and also comes to the ground to feed. Coat colors vary among regional subspecies.

• Hairy-backed Bulbul Tricholestes criniger

  This bulbul occurs in forests of the Malay Peninsula, Sumatra and Borneo. Fine, hair-like feather shafts on its back give it its name. It eats fruit and insects.

• Common Vole Microtus (Microtus) arvalis

  The common vole is a small vole with brown-gray fur and a short tail. In grassland and farmland, it searches for plants beneath grass cover or underground.

• Black-bellied Bustard Lissotis melanogaster

  The Black-bellied Bustard lives in African savanna and tall grassland. Males perform courtship displays during the breeding season.

• Hopi Chipmunk Tamias (Neotamias) rufus

  This chipmunk lives in rocky areas of the western United States. It favors places with juniper and pinyon pine and has reddish dorsal stripes.

• Delta Amacuro Softtail Thripophaga amacurensis

  A softtail known from seasonally flooded forest in the southern Orinoco Delta of Venezuela. Fine pale streaks mark its back and underparts.

• Roborovski hamster Phodopus roborovskii

  A small hamster of sandy habitats in Mongolia and northern China.

• Brown Barbet Caloramphus fuliginosus

  The Brown Barbet is a small barbet of Borneo's woodlands. Its brown back, red throat and upper breast, and white belly stand out, and it feeds mainly on fruit.

• Utah Prairie Dog Cynomys (Leucocrossuromys) parvidens

  The Utah prairie dog is a diurnal squirrel relative of southwestern Utah that forms colonies with extensive underground burrows.

• Tufted puffin Fratercula cirrhata

  A seabird that grows long, pale-yellow head plumes for the breeding season.

• Patagonian Chinchilla Mouse Euneomys chinchilloides

  With long, dense grey-brown fur, it lives in sandy areas with rocky shelter and patches of grass or shrubs. Records are from central and southeastern Chile and adjacent Argentina.

• Nordmann's Greenshank Tringa guttifer

  A shorebird that breeds in East Asia and winters on coasts of South and Southeast Asia, Nordmann's Greenshank has a thick bill and neck and relatively short legs.