Meet the world’s animals.

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• Rudd's Bristle-furred Rat Uranomys ruddi

  

  This rat has a short tail and a white belly. In a Guinea survey it was recorded in escarpment forest, gallery forest, and near cultivated or fallow land.

• Grassland Yellow Finch Sicalis luteola

  A finch of grassland and farmland. The population on Barbados is introduced; the account suggests an introduction around 1900.

• Black-faced Impala Aepyceros petersi

  Aepyceros petersi, the black-faced impala, is recorded from southwestern Angola and northwestern Namibia. Bocage described the female collected at Humbe as rufous-fawn, with dark markings on the face.

• Rufous-crowned Sparrow Aimophila ruficeps

  The Rufous-crowned Sparrow is marked by reddish upperparts and a gray underside. It walks beneath low shrubs and grasses on dry, rocky hillsides to forage.

• Gunnison's Prairie Dog Cynomys (Leucocrossuromys) gunnisoni

  Gunnison's prairie dogs have yellowish-buff coats and build connected burrow colonies in grasslands and high-desert country. They warn one another of danger with calls.

• Northern Royal Albatross Diomedea sanfordi

  The Northern Royal Albatross has a white body and back, dark upperwings, and feeds mainly on squid.

• Common Asiatic Myotis Myotis (Myotis) horsfieldii

  Horsfield's Myotis has brown fur that is lighter underneath and long ears with rounded tips. It roosts in caves, abandoned tunnels, and buildings.

• Galah Eolophus roseicapilla

  A widespread Australian cockatoo, with a pink face and breast contrasting with grey wings and back.

• Eva's deer mouse Peromyscus eva

  Eva's deer mouse occurs on Mexico's Baja California Peninsula and Carmen Island. Its coat varies, and the island population is darker.

• Silver-rumped Spinetail Rhaphidura leucopygialis

  The Silver-rumped Spinetail is a small swift of Southeast Asian forests and their surroundings. Its dark body and silvery-white rump stand out, and it catches insects in flight.

• Heck's Macaque Macaca hecki

  This macaque lives in rainforest in northwestern Sulawesi. It is active by day and spends much of its time in trees.

• Grey-necked Friarbird Philemon subcorniculatus

  The Grey-necked Friarbird is endemic to Seram Island, Indonesia. Two plumage forms have been reported, one with a grey head and throat and another with dark markings; records extend from the coast into mountain forest.

• Barbary Lemniscomys Lemniscomys barbarus

  This small mouse has alternating light and dark stripes along its back. In the wild it is active by day and follows runways from grassy nests or burrows to feeding areas.

• Hooded Grebe Podiceps gallardoi

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

• Korrigum Damaliscus korrigum

  The korrigum is an antelope recorded in West African savannas. In northern Benin’s Pendjari National Park, observers documented herds moving in the dry season toward fresh grass and remaining water.

• Olive-crowned Yellowthroat Geothlypis semiflava

  An adult male is marked by a black facial mask extending from the forehead toward the sides of the neck and by bright yellow underparts. In Costa Rica, the bird uses wet grassy places and marsh cover and is usually in pairs.

• Red-legged Sun Squirrel Heliosciurus rufobrachium

  The red-legged sun squirrel lives in forests of western and central Africa. Its reddish limbs contrast with a gray to brown body.

• Lesser Yellownape Picus chlorolophus

  The Lesser Yellownape is an Asian woodpecker with green upperparts and a tufted yellow nape.

• Finlayson's Cave Bat Vespadelus finlaysoni

  Finlayson's cave bat is a small species widespread across Australia. It occurs from deserts to high-rainfall coastal areas, often near rocky outcrops or hills.

• Black-throated Wren Pheugopedius atrogularis

  The Black-throated Wren is a resident of lowlands and foothills in Costa Rica. Adults have a black face, throat, and chest, with chestnut-brown upperparts.

• Red Hocicudo Oxymycterus rufus

  The Red Hocicudo occurs in grasslands and steppes in Argentina. It has dark-lined brown fur with ochre sides and rump, and feeds on small animals in the soil near waterways.

• Grey Gerygone Gerygone igata

  A small bird endemic to New Zealand that gleans insects while hovering at the outer canopy.

• Red-bellied monkey Cercopithecus erythrogaster

  The red-bellied monkey is a forest-dwelling primate found from southern Nigeria into Benin and Togo.

• African Yellow White-eye Zosterops senegalensis

  A yellow face and belly, with a narrow white eye-ring, help identify this small bird. It searches leaves and flowers for insects, nectar, and fruit.