Meet the world’s animals.

Photos: 12,824 · Stories: 19,540

• Madanga Anthus ruficollis

  

  The 2015 paper uses the name Madanga ruficollis, while the pool lists Anthus ruficollis. It describes a Buru forest bird that searches for food on tree trunks and branches.

• Serengeti White-bearded Wildebeest Connochaetes mearnsi

  The Serengeti White-bearded Wildebeest, Connochaetes mearnsi, is restricted to the Serengeti–Mara ecosystem of southern Kenya and northern Tanzania. It is a small, dark form with a longer tail and a hanging mane. Most of the population moves seasonally in the dry season.

• Desert Sparrow Passer simplex

  The Desert Sparrow is a small, sandy-colored sparrow. Males have a black bib and black lores, and the species occurs in desert scrub and around oases.

• Wolf's Mona Monkey Cercopithecus wolfi

  This monkey has a red patch in the middle of its back, a pale belly, and reddish-brown hind legs. It moves through lowland forest canopies in parts of the Democratic Republic of the Congo and Uganda.

• Scribble-tailed Canastero Asthenes maculicauda

  It forages in high-elevation mosaics of damp scrub and grassland. Regional accounts document local Andean records in Peru and Argentina.

• Eastern Big-eared Bat Corynorhinus rafinesquii

  This North American bat has large ears and brownish-gray fur. It leaves its roost late at night to catch moths and other insects along forest edges and waterways.

• Pacific Parrotlet Forpus coelestis

  The Pacific Parrotlet is a small green parrot. Males show blue on the rump and wings, and the species eats fruits and seeds and moves in small groups.

• Perote Ground Squirrel Xerospermophilus perotensis

  This ground squirrel lives in the highlands of eastern Mexico. It is active by day and retreats to underground burrows at night.

• Black-throated Huet-huet Pteroptochos tarnii

  This huet-huet walks on the forest floor and searches through leaf litter for food. It lives in Andean-Patagonian forests in southern South America.

• Australian Long-haired Rat Rattus villosissimus

  This rat lives in arid Australia. Its numbers can rise after wet periods and then fall as food and water decline.

• Santa Marta Brush Finch Atlapetes melanocephalus

  Endemic to Colombia's Sierra Nevada de Santa Marta, this brushfinch has a black head, silver-gray cheek patch, slate-gray upperparts, yellow underparts, and olive flanks. It uses montane forest thickets and feeds on seeds.

• Caracciolo's Stripe-faced Bat Vampyrodes caraccioli

  Caracciolo's stripe-faced bat is a fruit-eating bat marked with white lines on its face and back. In Bolivia, it feeds mainly on figs and roosts high in the canopy.

• Tawny-throated Dotterel Oreopholus ruficollis

  This dotterel uses open grassland and stony ground in the Andes and elsewhere in South America. Adults have a tawny throat, and the sexes look similar.

• Hairy-tailed Akodont Necromys lasiurus

  The hairy-tailed akodont is a small rodent found in central South America. It lives mainly in grasslands and savannas and eats mostly seeds, though insects can become more important after dry-season fires.

• Bar-breasted Honeyeater Ramsayornis fasciatus

  The Bar-breasted Honeyeater has gray bars on its chest and a slender, slightly down-curved bill. This small Australian bird feeds on nectar and insects.

• Natal Red Duiker Cephalophus natalensis

  This small antelope lives in forests and thickets of southeastern Africa. Its upperparts are reddish brown, its underside is paler, and it dives into nearby bushes when alarmed.

• White-bibbed Antbird Myrmoderus loricatus

  It is endemic to Brazil, in Atlantic Forest from southern Bahia through Espírito Santo and Rio de Janeiro, with nearby areas of Minas Gerais and São Paulo.

• Gelada Theropithecus gelada

  A grass-eating monkey of the Ethiopian highlands.

• Bearded Mountaineer Oreonympha nobilis

  A 19th-century account by Gould records specimens from Peru's Cuzco region and flights between flowers with apparent aerial insect-catching. The male description has a blue crown and long green-and-purple throat ornament.

• Savi's Pipistrelle Hypsugo savii

  Savi's pipistrelle is a bat whose long back fur is dark brown at the base and golden at the tips, with a pale underside. In the Mediterranean region, it catches insects while flying.

• Bearded Barbet Lybius dubius

  This stocky bird with a large bill lives in tropical West Africa. It has black upperparts, a red throat and belly and a yellow eye patch. Figs are a favoured food, and several birds may roost together.

• Cream-coloured Giant Squirrel Ratufa affinis

  The cream-coloured giant squirrel is a large squirrel active by day in the upper canopy. It eats fruit and other plant matter, as well as insects.

• Hooded Grebe Podiceps gallardoi

  The Hooded Grebe breeds in highland lakes in southern Argentina and is also recorded at Atlantic estuaries in winter.

• Vangunu Giant Rat Uromys vika

  This rat has a cinnamon-brown back and creamy-white underside. The 2017 account describes a single subadult specimen found in a cut-down tree in lowland rainforest on Vangunu Island.