Thick-billed euphonia [1] ( lat. Euphonia laniirostris ) is a bird species from the finch family.
| Thick-billed Euphonia |
 Male |  Female |
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| Scientific classification |
|---|
| No rank : | Bilateral symmetrical |
| Infrastructure : | Passerida |
| View: | Thick-billed Euphonia |
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| International scientific name |
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Euphonia laniirostris ( Orbigny & Lafresnaye , 1837) |
| Security status |
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Least ConcernedIUCN 3.1 Least Concern : 22722724 |
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Body length 12.5 cm. Males have blue cheeks, neck and wings. Head and neck have a slightly purple glow. The forehead, chest and lower part are colored yellow. The eyes and beak are black. The female has an olive-green upper body, the underside of a bright olive-yellow color. The middle of the female’s belly is pure yellow. Birds differ from other species of the genus Euphonia by a powerful beak.
Five subspecies are distinguished ( E. l. Crassirostris , E. l. Hypoxantha , E. l. Laniirostris , E. l. Melanura , E. l. Zopholega ), distributed in the Neotropics from Costa Rica , Panama , Venezuela , northern Colombia , Ecuador , Peru , Bolivia to Brazil . The species lives in a bush and overgrown with trees from plains to an altitude of 1,500 m above sea level.
It feeds mainly on fruits such as guava , banana and mistletoe . During the breeding season, the bird builds a covered nest on the ground with a side entrance. In the clutch of three to five eggs. Chicks appear after an incubation period of 14 days. Both parents are involved in the care of the chicks, which fledge after about 16 days. There are two to three broods per year from March to August.