Meet the world’s animals.

Photos: 12,768 · Stories: 19,540

• Gray Whistler Pachycephala simplex

  

  The Gray Whistler is a small bird with a grayish back and pale underparts.

• Labrador Collared Lemming Dicrostonyx hudsonius

  This lemming changes coat color with the seasons: white in winter and gray to brown in warmer seasons. It burrows in the tundra of northeastern Canada and eats grasses and shrub buds.

• Minas Gerais Tyrannulet Phylloscartes roquettei

  A small tyrannulet recorded in Minas Gerais, Brazil. In the study, birds used dry and gallery forests and searched for arthropods in tall trees.

• Little Indian Field Mouse Mus (Mus) booduga

  The little Indian field mouse is a small mouse with a gray-brown back and white underside. It is widely recorded in South Asia, but the central Myanmar population may represent a separate species.

• White-naped Tit Machlolophus nuchalis

  This small tit is 12–13 cm long. It has records in Kutch, western India, and searches for insects in dry Acacia scrub.

• Vancouver Island Marmot Marmota (Petromarmota) vancouverensis

  The Vancouver Island marmot lives in mountain meadows on Canada's Vancouver Island. It has brown fur with white patches and hibernates underground.

• Elegant Quail Callipepla douglasii

  Males have a tawny crest and reddish wings. This quail lives in scrub and secondary vegetation in western Mexico, forming small flocks that break into pairs for breeding.

• Slender Harvest Mouse Reithrodontomys (Aporodon) gracilis

  The Slender Harvest Mouse ranges from Mexico's Yucatán Peninsula to northwestern Costa Rica. It is often recorded in dry areas, while its species account also lists forests, wetland edges, and fields as habitats.

• Black-eared Oriole Oriolus bouroensis

  A large gray-brown oriole with a faint dark facial mask. It occurs in lowland and foothill forest, forest edge, mangroves, and woodland on Buru Island.

• Black-tailed Thallomys Thallomys nigricauda

  The Black-tailed Thallomys is an arboreal rodent with a black tail, living in dry Acacia savanna.

• Alaska Wagtail Motacilla tschutschensis

  Breeding males show bright yellow underparts and patterned heads. The wagtail searches for insects close to the ground in wet, open habitats.

• Yellow Ground Squirrel Spermophilus fulvus

  The yellow ground squirrel is a ground-dwelling squirrel that digs burrows in dry parts of Central Asia.

• Highland Guan Penelopina nigra

  The Highland Guan lives in Central American mountain forests. Males are black with a red throat wattle and move through the trees while searching for fruit.

• Yucatan deer mouse Peromyscus yucatanicus

  This mouse lives on the Yucatan Peninsula, where coat color differs between northern and southern populations. It is described as mainly eating grains, seeds, and fruit.

• Greater Ground Robin Amalocichla sclateriana

  This ground robin is known from high montane forests of New Guinea. One bird was recorded on the Huon Peninsula in 2011, and researchers noted that it might differ in size from known populations.

• Northern Luzon Phloeomys Phloeomys pallidus

  The northern Luzon phloeomys is a large rodent found in northern Luzon. It often uses trees but also moves on the ground.

• Buff-vented Bulbul Iole crypta

  The Buff-vented Bulbul is Iole crypta. A field record from Ipoh, Perak, Malaysia, places it at a lowland primary-forest edge, attracted to ripe Bridelia tomentosa fruit.

• Rock Squirrel Otospermophilus variegatus

  The rock squirrel lives among rocky sites and burrows, eating plant foods and small animals that vary with the season.

• Bronzed Drongo Dicrurus aeneus

  A drongo of forests across South and Southeast Asia. Its black plumage has a bronze sheen, and its tail is forked.

• Jaliscan Cotton Rat Sigmodon (Sigmodon) mascotensis

  The Jaliscan Cotton Rat occurs in western Mexico. It has coarse brown fur above and a pale underside, and it is commonly associated with grasslands and farmland.

• Purple-backed Fairywren Malurus assimilis

  The Purple-backed Fairywren inhabits dense inland Australian scrub and saltbush. It moves close to the ground and through grasses while searching for arthropods and seeds.

• Common Field Mouse Apodemus sylvaticus

  A small mouse found widely across Europe and nearby regions. It uses grassland, farmland, woods, and forests, and eats seeds, fruit, vegetation, and insects.

• Dolphin Gull Leucophaeus scoresbii

  The Dolphin Gull is a dark gull of southern South America and the Falkland Islands. It scavenges along the coast and often gathers at seabird and marine mammal colonies.

• Shrew-faced Squirrel Rhinosciurus laticaudatus

  This squirrel is recognized by its long snout and pale sides. It searches the forest floor for insects and earthworms.