Meet the world’s animals.

Photos: 12,636 · Stories: 19,540

• Paraguayan Fat-tailed Mouse Opossum Thylamys macrurus

  

  This small opossum is known from eastern Paraguay and adjacent central-western Brazil. Its mid-back is darker, becoming paler toward the flanks and belly.

• Red-faced Crombec Sylvietta whytii

  

  The Red-faced Crombec is a small bird with a very short tail. In Zimbabwean miombo woodland, it moves quickly among branches and leaves while searching for insects.

• White-lipped Deer Cervus albirostris

  

  The white-lipped deer lives in high country of the Tibetan Plateau. White markings around the muzzle and throat and broad hooves are distinctive.

• Japanese Murrelet Synthliboramphus wumizusume

  

  The Japanese Murrelet breeds on islands of Japan. Adults have a prominent crest during the breeding season.

• Panther Genet Genetta fieldiana

  

  The panther genet is a slender genet with a long ringed tail. The strength of its spots varies with habitat.

• Scarlet-shouldered Parrotlet Touit huetii

  

  The Scarlet-shouldered Parrotlet is a small parrot of forests in northern South America and Trinidad, and it may move in flocks.

• Black Uakari Cacajao melanocephalus

  The black uakari has a bare black face and lives in forests along rivers in the northern Amazon. Its back color varies between subspecies.

• Chestnut-breasted Quail-thrush Cinclosoma castaneothorax

  This ground-dwelling bird lives in Australian grassland and shrubland. Males have a pale stripe above the eye and a conspicuous chestnut band across the breast.

• Greater Northern Free-tailed Bat Chaerephon jobensis

  This large free-tailed bat is recorded in tropical Australia. It has large joined ears and a wrinkled face. Its back is dark and its underside is paler.

• Black-chinned Hummingbird Archilochus alexandri

  The Black-chinned Hummingbird is a small hummingbird found across western North America into Mexico. A male's black chin can flash purple in the right light.

• Mongoose Lemur Eulemur mongoz

  The mongoose lemur is known for its grey fur and beard. Adult males and females have different beard colors.

• Speckled Piculet Picumnus innominatus

  The Speckled Piculet is a tiny woodpecker with fine black-and-white markings. It searches trunks and branches for insects and is also recorded in natural forests in Hong Kong.

• Bornean Short-tailed Gymnure Hylomys dorsalis

  A small gymnure from Borneo, recorded in hill and montane forests from about 1,000 m elevation.

• Rufous Gnateater Conopophaga lineata

  A small bird that searches for insects in the understory of eastern South American forest. A 2015 study used the older treatment that grouped three traditionally recognized subspecies within one species.

• Japanese squirrel Sciurus (Sciurus) lis

  A squirrel of Japanese forests. It is active by day and continues foraging through winter without hibernating.

• Wallace's Fairywren Sipodotus wallacii

  Wallace’s Fairywren lives in lowland and foothill rainforest on New Guinea. It has a long bill and short tail, and has been observed in forests with abundant vines and ground cover.

• Common Wallaroo Osphranter robustus

  The common wallaroo is a kangaroo relative that lives among rocky and mountainous areas and open woodlands on mainland Australia.

• Dusky Robin Melanodryas vittata

  This robin is endemic to Tasmania, where it occurs in eucalypt forest, woodland, and coastal heath. It is plain brown compared with the other local robins.

• Large-eared Pika Ochotona (Conothoa) macrotis

  The large-eared pika lives among rocky high mountains in Central Asia. Its large ears and thick fur stand out, and it is active during the day.

• Scrub Blackbird Dives warczewiczi

  The Scrub Blackbird is a black bird found in western Peru's Andean foothills and nearby areas. It searches for food in scrub and semi-open places.

• Common brushtail possum Trichosurus vulpecula

  A tree-dwelling nocturnal marsupial with large eyes and rounded ears.

• Brown Nunlet Nonnula brunnea

  This nunlet lives in forest in northeastern Peru. It has a reddish-brown body and red skin around the eye, and is described perching on branches.

• Agile Kangaroo Rat Dipodomys agilis

  The agile kangaroo rat hops on long hind feet. It lives in dry scrub, digs burrows, and carries seeds in its cheek pouches.

• Mexican Whip-poor-will Antrostomus arizonae

  This night-active nightjar has fine brown, gray, and buff markings. It hides on the forest floor by day and catches flying insects at dusk.