Meet the world’s animals.

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• Giant Atlantic Tree-rat Phyllomys thomasi

  

  A spiny rat known only from São Sebastião Island off southeastern Brazil. Its back bears reddish-brown spines, and much of the island is Atlantic rainforest.

• Krüper's Nuthatch Sitta krueperi

  Krüper's Nuthatch lives in conifer forests around Anatolia. Males have a blue-gray back and chestnut breast, and its food changes with the seasons.

• Northern Right Whale Dolphin Lissodelphis borealis

  The northern right whale dolphin has no dorsal fin, a black back and a white underside. It travels in groups in offshore waters of the North Pacific.

• White-browed Treecreeper Climacteris affinis

  The White-browed Treecreeper has a white eyebrow and barred belly. It is patchily distributed in southern mainland Australia and searches for insects in dry woodland and scrub.

• Common brushtail possum Trichosurus vulpecula

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

• Rwenzori Batis Batis diops

  This small bird inhabits montane forest in the Albertine Rift. It has contrasting black-blue and white plumage and searches the lower forest for insects.

• Desert Pocket Gopher Geomys arenarius

  The desert pocket gopher is a rodent that digs underground burrows in sandy soils. It carries food in cheek pouches and feeds on plants below ground.

• Slaty-headed Longbill Toxorhamphus poliopterus

  The Slaty-headed Longbill has a dark head and a long, strongly curved bill. Records from New Guinea's mountain forests include feeding on nectar and arthropods.

• Jolly's Mouse Lemur Microcebus jollyae

  Jolly's mouse lemur is a small nocturnal lemur recorded in southeastern Madagascar. Rainforest research has also studied its role in carrying seeds.

• 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.

• Milne-Edwards' Sportive Lemur Lepilemur edwardsi

  This nocturnal lemur lives in western Madagascar's dry deciduous forests. It leaps among trees and mainly eats leaves.

• Puerto Rican Amazon Amazona vittata

  The Puerto Rican Amazon is a green parrot endemic to Puerto Rico. It feeds mainly on wild fruit; tabonuco fruit is also important in October.

• Hoary Fox Lycalopex vetulus

  The hoary fox is a small fox of open landscapes in central and eastern Brazil, with gray fur and a dark stripe along its back and tail.

• Northern cardinal Cardinalis cardinalis

  A bird of North American woodland edges and thickets. Males are bright red and females mainly brown with red accents; both have crests.

• Rock Mouse Peromyscus difficilis

  The Rock Mouse is listed from Mexico in the current mammal database. A 2010 species account describes large ears and a bicolored tail slightly longer than the head and body.

• Red-crested Bustard Lophotis ruficrista

  The Red-crested Bustard lives in dry parts of southern Africa. During courtship, the male makes a striking display by rising steeply and rolling his body backwards.

• Dwarf Fat-tailed Mouse Opossum Thylamys velutinus

  The velvety fat-tailed opossum has been recorded in Brazil’s Cerrado and has a tail whose thickness changes seasonally.

• Musician Wren Cyphorhinus arada

  This small wren is recorded in Bolivian Amazonian forests. It forages mainly in leaf litter and keeps to dense lower growth or the ground, alone or in pairs.

• Bemaraha Woolly Lemur Avahi cleesei

  The Bemaraha woolly lemur is a nocturnal lemur recorded in the Bemaraha region of west-central Madagascar. Its published description of appearance is based on one adult male observed in the study.

• Scarlet-crowned Barbet Capito aurovirens

  This barbet is about 18.5 cm long. Males have a red crown and females a pale one; both have an olive body with an orange throat and breast.

• Galapagos fur seal Arctocephalus galapagoensis

  The Galapagos fur seal is found only on the rocky shores of the Galapagos Islands.

• Blue-capped Motmot Momotus coeruliceps

  Its blue crown, black mask around the red eyes, and chestnut chest are conspicuous. It swings its long tail from side to side and digs underground nest tunnels.

• Chisel-toothed Kangaroo Rat Dipodomys microps

  A narrow face and small ears frame the gray-brown back and white underside of this kangaroo rat. It is semi-fossorial and nocturnal, with a range across dry country in the western United States.

• Velvet Scoter Melanitta fusca

  The male is black with a white marking, while the female has pale patches on the head. It breeds in northern Europe and uses coastal waters in winter.