Meet the world’s animals.

Photos: 12,676 · Stories: 19,540

• Yellow Thornbill Acanthiza nana

  

  A small bird of eastern Australia, often in open woodland and shrubland. Its yellowish underside and white cheek streaks stand out as it forages among leaves.

• Yellow-streaked Greenbul Phyllastrephus flavostriatus

  The Yellow-streaked Greenbul has a gray head, gray-brown back, and white throat. It occurs patchily in eastern and southern African forests and feeds mainly on arthropods.

• Northern House Wren Troglodytes aedon

  The Northern House Wren is a small brown bird found even around homes and parks in North America. It searches for insects in low branches and shrubs and often gives a lively, bubbling song.

• Plain-backed Pipit Anthus leucophrys

  The Plain-backed Pipit occurs across sub-Saharan Africa and searches for food on the ground in open grassland and similar habitats. The nominate subspecies in southern Africa has an inconspicuously streaked back.

• Smooth-billed Ani Crotophaga ani

  The Smooth-billed Ani lives in groups in shrubby parts of tropical South America and the Caribbean. Its glossy black plumage and oversized bill stand out.

• Laughing Gull Leucophaeus atricilla

  A coastal gull whose breeding adults have a black head, red bill, and narrow white eye crescents.

• Chad Firefinch Lagonosticta umbrinodorsalis

  The Chad Firefinch occupies a narrow area between northern Cameroon and southern Chad. Its identification account places it in dry, rocky habitat with grass and bushes, usually in pairs or small groups.

• Isabelline Bush-hen Amaurornis isabellina

  This large, long-legged rail has chestnut underparts and greenish legs. It occurs in dense grassland and scrub in the lowlands and lower hills of Sulawesi.

• Common Chiffchaff Phylloscopus collybita

  A small yellow-olive warbler that eats insects. In Britain and Ireland it breeds in deciduous woodland, scrub, and similar habitats.

• Rothschild's Grosbeak Cyanocompsa rothschildii

  Rothschild's Grosbeak occurs in western Amazonian forest. The male is deep blue and the female chestnut; both are associated with the leafy forest understory.

• Bald eagle Haliaeetus leucocephalus

  A North American eagle whose head and tail become white as it matures.

• Chestnut-bellied Tit Sittiparus castaneoventris

  This tit is found in Taiwanese forests. It has a white face and deep rufous underparts, and takes seeds, nuts and caterpillars in mixed and bamboo forests on slopes and in valleys.

• Goliath Heron Ardea goliath

  A large heron that waits for fish in shallow water. Its grey body contrasts with its chestnut head, neck, and belly.

• Western Sandpiper Calidris mauri

  A small sandpiper whose breeding adults show rufous and golden markings.

• Beesley's Lark Chersomanes beesleyi

  This lark is restricted to a small area of northern Tanzania. Checklists have changed its rank; this account follows the current split treatment as Chersomanes beesleyi.

• Blue-headed Sapphire Chrysuronia grayi

  This hummingbird is recorded in dry areas of Colombia and Ecuador. A 2015 paper uses the older genus name Amazilia grayi and compares the male's tail and the female's underside with a related species.

• Sooretama Slaty Antshrike Thamnophilus ambiguus

  This antbird occurs mainly near the coast of southeastern Brazil. Males are gray and black, while females are brown-toned; the species searches for insects along forest edges and in coastal woodland.

• Pacific Hornero Furnarius cinnamomeus

  This hornero ranges from western Ecuador to southwestern Colombia and northwestern Peru. It is cinnamon-colored, with a grey-brown crown and white eyebrow and throat. It searches on the ground for arthropods and snails, and builds an oven-shaped mud nest.

• Fluffy-backed Tit-Babbler Macronus ptilosus

  The Fluffy-backed Tit-Babbler is a dark brown babbler with a chestnut crown, black throat, and bluish skin around the eyes. It searches low vegetation for insects and is usually seen in pairs.

• Gunnison Grouse Centrocercus minimus

  In spring courtship, males inflate their chest sacs and fan their tails. The species is restricted to western Colorado and eastern Utah.

• Red-cheeked Parrot Geoffroyus geoffroyi

  Geoffroy's Parrot is a medium-sized parrot that eats fruit and flower buds. It feeds in pairs or small groups in the treetops and calls noisily around dawn and dusk.

• Turkestan Ground Jay Podoces panderi

  A ground jay of sandy deserts dotted with saxaul and shrubs. The Kazakhstan account describes differences in size and color between 2 subspecies.

• Cuzco Brush Finch Atlapetes canigenis

  This finch is known from the eastern Andean slope in Peru's Cuzco region. It forages in humid montane scrub and dwarf forest, sometimes in bamboo.

• Ochre-collared Piculet Picumnus temminckii

  This small woodpecker ranges from southeastern Brazil south into Argentina. It occurs at forest edges and in secondary forest, as well as in urban parks and gardens, and mainly eats ant larvae and pupae.