Meet the world’s animals.

Photos: 12,768 · Stories: 19,540

• Grey-throated Warbler Myiothlypis cinereicollis

  

  This warbler is recorded in the northeastern Colombian and western Venezuelan Andes. It has olive upperparts, a yellow belly, and a grey throat and chest.

• 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.

• Chestnut-crowned Sparrow-Weaver Plocepasser superciliosus

  This weaver occurs in tropical Africa. Adult males have a chestnut crown and broad white eyebrow, and the assessment lists dry savanna and other habitats as suitable.

• Caucasian Mountain Ground Squirrel Spermophilus musicus

  The Caucasian mountain ground squirrel lives in high meadows and mountain steppe of the central Caucasus and spends winter in burrows.

• White-tailed Alethe Alethe diademata

  The White-tailed Alethe occurs in the Upper Guinea forests of West Africa. Its reddish crown and broad white tips on the outer tail feathers are distinctive. A Ghana study treated it as a sedentary forest specialist that forages for insects on the ground.

• Merriam's Piñon Mouse Peromyscus gratus

  This mouse has brown fur with ochre tones on its back. It ranges from the southwestern United States into interior Mexico, with records in high-elevation pine forest.

• Watercock Gallicrex cinerea

  The Watercock is a rail of wet grasslands, marshes, and well-vegetated ponds. Northern breeding populations may move south.

• Boehm's Bush Squirrel Paraxerus boehmi

  Boehm's bush squirrel is a small squirrel with orange and dark side stripes. It moves through trees and eats fruit and insects.

• Bokmakierie Telophorus zeylonus

  This bushshrike lives mainly in southern Africa, especially South Africa. Its black throat band contrasts with bright yellow on the throat and face, and it forages in open places with scattered shrubs and trees.

• California Deermouse Peromyscus californicus

  The California deermouse is a relatively large mouse with a white underside and feet. It is active at night and often eats California bay seeds in woodland.

• Buff-bellied Puffbird Notharchus swainsoni

  The Buff-bellied Puffbird lives in Atlantic Forest from southeastern Brazil through eastern Paraguay to northeastern Argentina, including forest and Cerrado edges.

• Red-tailed Chipmunk Tamias (Neotamias) ruficaudus

  Its striped back and face contrast with rufous shoulders and sides and an orange-red underside to the tail. It inhabits dense conifer forest, especially shrub-rich openings and edges.

• Cretzschmar's Bunting Emberiza caesia

  The male Cretzschmar’s Bunting has a grey head that helps distinguish it from the greener-headed Ortolan Bunting. It is a rare vagrant in Britain.

• Golden Oldfield Mouse Thomasomys aureus

  This rodent is recorded in the mountains of eastern Ecuador. It has long fur, a grizzled yellow-brown back, and a paler underside.

• Apo Sunbird Aethopyga boltoni

  The Apo Sunbird occurs in mountain forest on Mindanao in the Philippines. Males have a dark grey head and olive-green upperparts.

• Niobe Ground Squirrel Lariscus niobe

  The Niobe Ground Squirrel is a day-active squirrel of the mountains of western Sumatra and eastern Java. It uses forests and scrub, and its body length is reported at about 19 cm.

• Tapajos Antpitta Myrmothera subcanescens

  This antpitta occurs south of the Amazon River in Brazil. A field account describes grayer flanks, a browner and less olive back, and shorter streaks than in a close relative.

• Durango Deermouse Peromyscus schmidlyi

  The Durango Deermouse was described from western Mexico. The original paper reports mountain records in Durango and eastern Sinaloa.

• Bonin Petrel Pterodroma hypoleuca

  The Bonin Petrel is a seabird that catches fish and squid offshore. It breeds in winter and lays one egg in a sandy burrow.

• Bornean Mountain Ground Squirrel Dremomys everetti

  This squirrel occurs in the mountains of Borneo. Stomach contents from 26 Mount Trus specimens were mostly insects, with fruit, nuts, leaves, and shoots also recorded. The current Mammal Diversity Database uses Sundasciurus everetti, while ADW retains the older genus.

• Pale-crowned Cisticola Cisticola cinnamomeus

  This cisticola occurs in eastern and southern Africa, in moist grassland and near wetlands. During the breeding season, the male has a brown crown while the female keeps streaks on hers.

• Alfaro's Rice Rat Oryzomys alfaroi

  The current scientific name is Casiomys alfaroi. A 1946 description from Costa Rica reports an ochraceous back mixed with black hairs and a buff-white underside. A survey in Chiapas recorded it at Bird Friendly shade-coffee farms under its former combination, Handleyomys alfaroi.

• Mascarene Swiftlet Aerodramus francicus

  A swiftlet of Réunion and Mauritius, it has brown upperparts, a pale rump and a shallowly forked tail. It roosts in caves and lava tubes.

• Bobak Marmot Marmota (Marmota) bobak

  The Bobak marmot inhabits steppes from central Europe to central Asia and spends winter in underground burrows. Its coat changes with the seasons.