Meet the world’s animals.

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• Buff-breasted Sandpiper Calidris subruficollis

  

  The Buff-breasted Sandpiper is a shorebird with buff plumage and a short bill. It walks through dry grass to find insects, and males display with raised wings on the breeding grounds.

• Williams's Jerboa Allactaga (Paralactaga) williamsi

  This West Asian rodent is reported from Turkey, the South Caucasus, Iran, and Lebanon. An Iranian study recorded it on sparsely vegetated, hard soils from 350 to 2,500 m.

• White-tailed Crested Flycatcher Elminia albonotata

  Its gray body contrasts with a black crest and wings and white on the belly and underside of the long tail. In eastern African montane evergreen forest and nearby scrub or bamboo, it feeds on flies, ants, and other small invertebrates.

• Greater Musky Fruit Bat Ptenochirus jagorii

  This fruit-eating bat is endemic to the Philippines. It feeds in forests and was frequently captured in a lowland forest survey on Mount Makiling, Luzon.

• Siberian Nuthatch Sitta arctica

  A 2006 taxonomic study examined the Siberian form arctica within the Eurasian Nuthatch group and supported treating it as a separate species. That form has dark bluish-grey upperparts, a white belly centre and chestnut flanks. A current species account lists forest habitat and invertebrates as food, but the taxonomic study says ecological information about arctica remains fragmentary.

• Highlands Punaré Thrichomys inermis

  This spiny rat is recorded from Bahia north to Tocantins in Brazil. In the semiarid Caatinga, it uses rock crevices as shelter and nesting places.

• Black Stilt Himantopus novaezelandiae

  The Black Stilt is a wader found only in New Zealand. Adults are marked by all-black plumage, long red legs and a thin black bill.

• Malayan porcupine Hystrix (Acanthion) brachyura

  The Malayan porcupine is a nocturnal rodent with long spines on its back. It occurs in forests of mainland Southeast Asia, Sumatra and Borneo.

• Green Twinspot Mandingoa nitidula

  The Green Twinspot is a small bird with a green body and a black, white-spotted belly. It searches for seeds and other food in low vegetation.

• Rusty-spotted Cat Prionailurus rubiginosus

  A small wild cat recorded in India, Sri Lanka and Nepal.

• Nelson's Sparrow Ammospiza nelsoni

  Nelson's Sparrow is a short-tailed bird with a yellow-orange face. It breeds in northern marshes and winters in coastal marshes of the southeastern United States.

• Crowned Shrew Sorex coronatus

  The crowned shrew is a medium-sized shrew with three areas of color on its back, sides, and underside. In northern Iberia, it searches for small invertebrates in forests and open places with moist soil.

• Zimmer's Tody-Tyrant Hemitriccus minimus

  Zimmer's Tody-Tyrant is recorded in lowland forest of northeastern Peru and adjacent Amazonian areas. Its yellow-olive plumage and yellow-edged wing feathers are useful field marks.

• Ashy Leaf-nosed Bat Hipposideros cineraceus

  A small leaf-nosed bat. In records from southern China its back is buff-brown to grey, with a paler underside.

• Black Storm Petrel Hydrobates melania

  The black storm-petrel is a dark seabird with a long, forked tail. It flies buoyantly low over the water and picks food from the surface.

• Allied Rock Wallaby Petrogale assimilis

  The allied rock-wallaby lives on rocky terrain in northern Queensland, Australia. It forages at night and shelters under rocks during the day.

• Silver-breasted Broadbill Serilophus lunatus

  The Silver-breasted Broadbill has a broad black eyebrow and a pale blue bill. It feeds on insects in the middle and upper levels of forest, where it often sits quietly on a high perch.

• Columbia Plateau Pocket Mouse Perognathus parvus

  The Columbia Plateau pocket mouse is a small North American rodent that carries seeds in fur-lined cheek pouches. Its back is pinkish buff with a dark overlay, and its tail is long and bicolored.

• Sedge Warbler Acrocephalus schoenobaenus

  A small bird with a broad cream stripe above the eye and dark streaks on its back. It is a summer visitor to Britain and winters in Africa south of the Sahara.

• Ecuadorian White-fronted Capuchin Cebus aequatorialis

  The Ecuadorian White-fronted Capuchin uses mature forest, especially near streams, and also enters degraded forest. Coat color varies with age and among individuals.

• Savi's Warbler Locustella luscinioides

  Savi's Warbler is a plain brown bird of reedbeds with a loud, insect-like buzzing song. In the UK it breeds at a small number of wetland sites.

• Eurasian Forest Dormouse Dryomys nitedula

  The Eurasian forest dormouse balances with its fluffy, flattened tail as it moves through branches. It lives in forests with broad-leaved trees and hibernates in winter.

• Sichuan Treecreeper Certhia tianquanensis

  The Sichuan Treecreeper is associated with old fir forest in the mountains of Sichuan. It has a long tail and very short bill, and forages on fir trunks.

• Guianan White-eared Opossum Didelphis imperfecta

  The Guianan white-eared opossum occurs in northern and central South America. It was separated from close relatives in a recent taxonomic split, and species-specific information on its appearance and ecology remains sparse.