Meet the world’s animals.

Photos: 12,636 · Stories: 19,540

• Golden-chevroned Tanager Thraupis ornata

  

  This tanager inhabits forest and forest edges in eastern Brazil. It feeds on fruit, flower buds and small animals.

• Bunny Rat Reithrodon auritus

  Its back has mixed gray and black fur, its underside is pale gray, and its large rounded ears are furry. It lives in open grasslands and pampas, digging or using burrows and natural rock holes.

• Bornean Whistler Pachycephala hypoxantha

  The Bornean Whistler searches montane forest for insects and sometimes seeds. It has yellow underparts and olive-yellow upperparts.

• Andean Squirrel Sciurus (Guerlinguetus) pucheranii

  The Andean Squirrel lives in mountain forests of Colombia. It is active by day and searches for tree seeds and fruits on the ground and in the canopy.

• Philippine Nightjar Caprimulgus manillensis

  This nocturnal bird occurs in the Philippine Islands except Palawan. It is found in forest and open areas and has finely patterned brown plumage.

• Hatt's Vesper Rat Otonyctomys hatti

  Hatt’s vesper rat is a small mouse with russet fur and a pale underside. It is often found in trees and feeds on seeds and fruits.

• Chusquea Tapaculo Scytalopus parkeri

  The Chusquea Tapaculo is associated with dense stands of Chusquea bamboo. Its original description covered a population studied at 2,250–3,150 m in southeastern Ecuador.

• Mount Topapu Squirrel Prosciurillus topapuensis

  This squirrel occurs in central Sulawesi, Indonesia. Records span tropical lowland evergreen to upper montane forest at 350–2,800 m. It is often found high in primary-forest crowns or woody vines, but has also been observed on the ground where the canopy is broken.

• Short-bearded Honeyeater Melionyx nouhuysi

  This dark-plumaged honeyeater has a short, white beard-like throat tuft. It lives in high mountains of western New Guinea among trees and shrubs.

• White-ankled Deermouse Peromyscus pectoralis

  The White-ankled Deermouse occurs in the Mexican highlands and mountains. It is active at night and eats seeds, fruits, and other foods.

• Goldman's Warbler Setophaga goldmani

  A highland warbler of Guatemala. The Auk study uses IOC taxonomy and distinguishes it from other members of the Yellow-rumped Warbler complex.

• Three-striped Ground Squirrel Lariscus insignis

  This ground squirrel lives in forests of Southeast Asia. Three black stripes run from its shoulders to the base of its tail.

• Red-shouldered Cuckooshrike Campephaga phoenicea

  The Red-shouldered Cuckooshrike lives in forest from West Africa through the Congo Basin. Males are blue-black with a red shoulder patch; females are olive with barred white underparts.

• Northern Red-backed Vole Myodes rutilus

  This small vole occurs in northern Europe, Asia, and North America. Its back has a rusty-red cast, and it stores plant and fungal foods in nests for use during winter.

• Saker Falcon Falco cherrug

  A large falcon of dry grassland and semi-desert, with plumage that varies in colour.

• Layard's Palm Squirrel Funambulus (Funambulus) layardi

  This squirrel occurs in forests of southern and central Sri Lanka. Three stripes along its back and a deep-red underside are distinctive.

• Helmeted Myna Basilornis galeatus

  Adults have slightly iridescent black plumage, pale patches on the neck and breast, and a purple-black crest. They use forests, disturbed and cultivated areas, and mangroves, feeding on fruit and berries in trees.

• Pine Vole Microtus (Pitymys) pinetorum

  A small vole that moves through leaf litter and soil in deciduous forests. In autumn it stores roots and shoots in burrows for winter shortages.

• Eastern Warbling Vireo Vireo gilvus

  This subtly patterned bird occurs in eastern and central North America in summer. It moves slowly through high deciduous branches to find caterpillars; its rolling song often gives it away.

• Celebes Dwarf Squirrel Prosciurillus murinus

  This small squirrel lives in Sulawesi's forests. It has a dark-brown back, a gray belly, and a pale ring around each eye; it also uses tree trunks and the ground.

• Chestnut-naped Antpitta Grallaria nuchalis

  This antpitta lives in humid Andean forest. In the account of its northeastern Peruvian form, it is also associated with bamboo thickets.

• Brandt's Vole Lasiopodomys brandtii

  Brandt's vole lives in Mongolian grasslands and eats plant material both above and below ground. It digs extensive burrow systems and may store food there.

• Indochinese Barbet Psilopogon annamensis

  The Indochinese Barbet is a near-endemic resident of Vietnam. A Vietnamese species account reports it above 750 m in parts of eastern Laos and Cambodia and central to south-central Vietnam.

• Franklin's Ground Squirrel Poliocitellus franklinii

  Franklin's ground squirrel prefers tall grass where prairie meets woodland and digs underground burrows. It eats both plant and animal foods. In Missouri, populations have declined with habitat loss and fragmentation.