Meet the world’s animals.

Photos: 12,825 · Stories: 19,540

• White-bellied Slender Opossum Marmosops (Marmosops) noctivagus

  

  The white-bellied slender opossum has dull reddish-brown dorsal fur. In a lowland Peruvian rainforest study, it was recorded in both terrestrial and lower arboreal small-mammal communities.

• Blue-masked Leafbird Chloropsis venusta

  The Blue-masked Leafbird is a small bird of humid montane forest in the foothills of Sumatra. Males show violet-blue and deep indigo markings, while females have bright blue markings on the face and throat.

• Southwestern Pygmy Possum Cercartetus concinnus

  The western pygmy possum is a small marsupial with a white belly and large eyes. It moves through trees at night and rests in a leaf-lined nest by day.

• Blue-winged Pitta Pitta moluccensis

  A pitta with blue plumage and a black bill. It breeds in southern China and Southeast Asia and appears in Singapore during migration and winter.

• Amboro Silky Anteater Cyclopes catellus

  This anteater has yellow-brown fur with more yellowish legs and tail. It is solitary and active in trees at night, and has been observed feeding in vine tangles. Confirmed records are limited to central Bolivia.

• Spotted Honeyguide Indicator maculatus

  The Spotted Honeyguide is an African bird with an olive back and a spotted breast. It searches forest canopies for beeswax and insects.

• Silky Sifaka Propithecus candidus

  A sifaka known for its long, silky white fur. It moves among trees by day in mountain forest in northeastern Madagascar.

• Spanish Sparrow Passer hispaniolensis

  The Spanish Sparrow breeds in southern Europe; males are notable for their black chest.

• Mountain Tapir Tapirus pinchaque

  The mountain tapir lives in the Andes of northern South America and has a thick coat suited to its cold mountain home.

• Australian Painted Snipe Rostratula australis

  The Australian Painted-Snipe lives in shallow wetlands and searches for food from dusk into the night. Females are more brightly colored than males.

• South American Sea Lion Otaria byronia

  The South American sea lion lives along the continent's coasts. It feeds at sea and returns to shore to breed and rear its pups.

• Spotted Elachura Elachura formosa

  The Spotted Elachura is a brown bird marked with white spots. It searches for insects near the ground in damp forest, from eastern Nepal and northeastern India to southern China.

• Hispid Pocket Mouse Chaetodipus hispidus

  The hispid pocket mouse has an olive-buff back and a pale underside. It stores food in grassland burrows and mainly eats seeds.

• Narrow-billed Tody Todus angustirostris

  This small tody has a clear white streak behind the eye, a gray breast, and pale irises. It lives in Hispaniola's mountain forests and catches flying insects.

• Karoo Rock Sengi Elephantulus pilicaudus

  This sengi is restricted to the Nama-Karoo of South Africa. It has a tuft at the end of its tail, and the species description reports it from rocky habitat.

• Yellow-breasted Chat Icteria virens

  The Yellow-breasted Chat has an olive back, yellow breast, and white face markings. During the spring breeding season, males sing with a varied set of sounds.

• Red-fronted Brown Lemur Eulemur rufifrons

  The red-fronted brown lemur is a tree-dwelling lemur from Madagascar that mainly eats fruit and leaves.

• Bell's Vireo Vireo bellii

  This small songbird has a gray-to-green back and a pale ring around each eye. It breeds in North America and winters along western Mexico and the Pacific side of Central America.

• American Marten Martes americana

  A member of the weasel family found in forests of Alaska, Canada and the northern United States.

• Dusky Megapode Megapodius freycinet

  The Dusky Megapode is a dark, ground-dwelling bird that builds a mound and buries its eggs in it. Body size varies greatly among islands, and details of its breeding biology and diet remain poorly known.

• Sumatran rhinoceros Dicerorhinus sumatrensis

  The Sumatran rhinoceros is the smallest living rhino and survives in Indonesia’s tropical forests.

• Olive-backed Tanager Mitrospingus oleagineus

  This tanager occurs in humid forests from Venezuela through the Guianas to northern Brazil and searches foliage for small prey.

• Onager Equus hemionus

  An Asiatic wild ass. The appearance and behavior here describe the Persian onager subspecies in Iran.

• Green-tailed Warbler Microligea palustris

  The Green-tailed Warbler is a small bird found only on Hispaniola. It has a gray head and body, olive-green back and wings, and mainly eats insects.