Meet the world’s animals.

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• Pearson's Tuco-tuco Ctenomys pearsoni

  

  Pearson's Tuco-tuco is a burrowing rodent. Its reddish-brown coat has a white collar below the throat and white patches on the sides of the neck.

• Chilean Dolphin Cephalorhynchus eutropia

  

  The Chilean dolphin is a small dolphin found along Chile’s coast. Records are patchy, and it often uses sheltered shallow waters such as bays and fjords.

• Gray Four-eyed Opossum Philander opossum

  

  At Paracou in French Guiana, most adult and subadult specimens had a grizzled-gray back contrasting with a blackish head. The 2001 field report records animals at night, on the ground and in trees.

• Tonkin Snub-nosed Monkey Rhinopithecus avunculus

  

  Adult Tonkin snub-nosed monkeys are known for their upturned noses and bluish facial skin. The species is recorded in limestone forests of northern Vietnam and eats leaves and unripe fruit.

• Bornean Yellow Muntjac Muntiacus atherodes

  

  The Bornean yellow muntjac is a small deer with yellow-orange fur that lives in the forests and low hills of Borneo.

• Central American Rufous Tree-rat Diplomys labilis

  

  An arboreal spiny rat recorded in Central America. It is active at night and uses tree cavities as resting places.

• Caroline Sheath-tailed Bat Emballonura semicaudata

  This small brown bat has a tail that passes through the tail membrane. A U.S. Fish and Wildlife Service profile for the nominate subspecies describes daytime cave roosting and large roost aggregations reported in Fiji and American Samoa.

• Sunda Stink Badger Mydaus javanensis

  The Sunda stink badger digs with its strong forefeet and long snout to find insects and worms. It rests underground by day and is active at night.

• Antillean Fruit-eating Bat Brachyphylla cavernarum

  The Antillean Fruit-eating Bat roosts in cave colonies and emerges in the evening to forage in forest, taking a variety of plant foods.

• Bearded Pig Sus barbatus

  A wild pig with bristles around the mouth and chin. Group movement varies with forest continuity.

• Golden-crowned Sifaka Propithecus tattersalli

  A sifaka with mostly white fur and a golden crown. It lives in limited forests in northeastern Madagascar and leaps between trees.

• Nosy Be Mouse Lemur Microcebus mamiratra

  Claire's mouse lemur has reddish-brown fur on its back and tail, with pale coloring on the muzzle and underside. Its current mapped range includes Nosy Be and adjacent mainland in northwestern Madagascar.

• Amazon Black Howler Alouatta nigerrima

  This howler monkey has mostly black fur and lives in the south-central Amazon of Brazil. It feeds on leaves and fruit in the trees and lives in groups.

• Long-footed Tree Shrew Tupaia longipes

  The long-footed tree shrew is a small mammal of Borneo's forests. It moves quickly over leaf litter while searching for small prey.

• Greater Naked-tailed Armadillo Cabassous tatouay

  An armadillo whose tail lacks armor. At night it digs into soil and termite mounds with its large claws, feeding mainly on ants and termites.

• Weddell seal Leptonychotes weddellii

  A seal of Antarctic coasts. It swims beneath sea ice and breathes through holes and cracks in the ice.

• Cinereus Shrew Sorex cinereus

  The cinereus shrew is widespread in northern North America and is often found in moist places such as forests and river or lake edges. It is active at night and feeds mainly on invertebrates.

• Roan antelope Hippotragus equinus

  An antelope with long ears and contrasting pale and dark facial markings.

• Brandt's Hedgehog Paraechinus hypomelas

  Brandt's hedgehog lives in dry regions. One female found in Saudi Arabia in 2024 was described as having a dark face and large ears.

• Greater Glider Petauroides volans

  This nocturnal marsupial lives in forests of eastern Australia. It glides between trees using a membrane between its limbs and eats eucalyptus leaves.

• 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.

• White-tailed jackrabbit Lepus townsendii

  The white-tailed jackrabbit is a large hare. Colorado Parks and Wildlife reports it throughout the state except at the highest elevations.

• Forrest's Pika Ochotona (Conothoa) forresti

  Forrest's pika is recorded at high elevations in Bhutan. A dark patch behind each ear meets across the nape.

• Gray-faced Sengi Rhynchocyon udzungwensis

  This large sengi is recorded in two forest blocks in Tanzania’s Udzungwa Mountains. Its face is grizzled gray, and it lives in moist evergreen montane forest. It makes ground nests lined with leaves.