Meet the world’s animals.

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• Greenish Yellow Finch Sicalis olivascens

  

  It lives in Andean scrub and forages on the ground. The Peruvian account places it at 1,650–4,200 m, in pairs or family groups.

• Cocos Tyrannulet Nesotriccus ridgwayi

  This small tyrant flycatcher is endemic to Cocos Island off Costa Rica. It has greyish olive plumage and a relatively long bill, and forages in the rainforest canopy and subcanopy. A breeding study recorded hidden nests on outer branch tips.

• Caribbean Hornero Furnarius longirostris

  A hornero of Colombia and Venezuela. A grayish crown is described as a useful clue for distinguishing it from closely related horneros.

• Green-bellied Hummingbird Saucerottia viridigaster

  This hummingbird occurs in the mountains of Colombia and Venezuela. A 2000 study documents geographic variation in Andean tail color and discusses separating the related S. cupreicauda.

• Tamarugo Conebill Conirostrum tamarugense

  The Tamarugo Conebill occurs in tamarugo woodland and other habitats in northern Chile; records also show movement into southern Peru. The male has a reddish-brown eyebrow and throat, while these colors are paler in the female.

• Jamaican Pewee Contopus pallidus

  This small woodland bird is endemic to Jamaica. It catches insects by flying out from exposed perches in the middle levels of the forest and may flick its tail once when it lands.

• Hooded Visorbearer Augastes lumachella

  This small hummingbird lives on the highlands of Bahia in eastern Brazil. It feeds in open rocky scrub and is described as sedentary.

• Blue-black Grassquit Volatinia jacarina

  The Blue-black Grassquit is a small bird found widely in grasslands and farmland from Mexico to South America. During courtship, the male jumps upward and reveals white shoulder patches.

• Brujo Flycatcher Pyrocephalus nanus

  This flycatcher is found only in the Galápagos Islands. It perches on exposed branches and darts out to catch insects.

• Indigo-capped Hummingbird Saucerottia cyanifrons

  This small hummingbird is described as endemic to Colombia. It has an iridescent indigo crown, green upperparts, and pale underparts, and feeds on nectar and small insects. The source uses the older generic combination Amazilia cyanifrons.

• Scrub Tanager Stilpnia vitriolina

  The Scrub Tanager occurs in the northern Andes of Colombia and Ecuador and uses scrub and forest edges.

• Reiser's Tyrannulet Phyllomyias reiseri

  Reiser's Tyrannulet is recorded in Brazil and Paraguay. It has bright yellow-green upperparts and pale yellow underparts, and the field account reports it most often in gallery forest in Brazil's Cerrado.

• White-bellied Mountain-gem Lampornis hemileucus

  This hummingbird lives in the mountains from Costa Rica to western Panama. Males have a purple throat; females have green throat spots.

• Puna Yellow Finch Sicalis lutea

  This finch is found in puna grassland and stony scrub of the high Andes. Both sexes are greenish yellow, while females average slightly duller.

• Rufous-tailed Attila Attila phoenicurus

  It has a grey head and a chestnut body. It occurs in southern South America and moves north toward the central Amazon during the austral winter.

• Black-breasted Hillstar Oreotrochilus melanogaster

  Males have black underparts and a glossy green throat. Females have grayish underparts. Peruvian highland records describe birds catching insects at streams.

• Spangle-cheeked Tanager Tangara dowii

  The Spangle-cheeked Tanager lives in wet mountain forests of Costa Rica and western Panama. Adults have black-and-blue scaling on the cheeks and a rufous crown patch; immatures are duller and lack that crown patch. It eats fruit as well as insects and spiders.

• Eastern Kingbird Tyrannus tyrannus

  The Eastern Kingbird perches in open places to catch flying insects. It breeds in North America and migrates to South America for winter.

• Scintillant Hummingbird Selasphorus scintilla

  The Scintillant Hummingbird is a tiny hummingbird of highland scrub and forest edges. During breeding, males defend feeding areas with chases and steep dives.

• Lesson's Seedeater Sporophila bouvronides

  Lesson's Seedeater is a seasonal visitor to the northern lowlands of Bolivia. The Birds of Bolivia account describes it there as a rare, local nonbreeding visitor.

• Lulu's Tody-Flycatcher Poecilotriccus luluae

  Lulu's Tody-Flycatcher was described from mid-elevation forest in northern Peru. The paper describes a reddish-brown crown, yellowish olive-green back, a white band below the throat, and an orange-yellow to yellow-ochre belly. It reports four localities.

• Purple-crowned Plovercrest Stephanoxis loddigesii

  This hummingbird lives in the Atlantic Forest of South America. Males raise a purple-blue crest during courtship, while females lack the crest and are green and grayish-white. It feeds on nectar and insects.

• Dull-colored Grassquit Asemospiza obscura

  This small tanager occurs around the Andes. It has plain gray-brown plumage and a dark bill with a yellow-orange lower mandible.

• Olivaceous Elaenia Elaenia mesoleuca

  This small tyrant flycatcher occurs in southeastern Brazil, eastern Paraguay, northeastern Argentina, and northern Uruguay. It closely resembles E. parvirostris, and voice is reported as a useful clue where field separation is difficult.