Species

HBW Alive provides full accounts for every bird species known to science up to June 2013, including distribution maps and color illustrations. Check out these recently updated species or search the species you want.

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Black-and-chestnut Eagle (Spizaetus isidori)

Taxonomy:

Falco Isidori

Des Murs, 1845, Bogotá, Colombia.

Previously placed in monotypic genus Oroaetus, but recent phylogenetic study found this species to be nested among the New World Spizaetus...

Descriptive notes: 60–80 cm, wingspan 144–166 cm. Large, stocky eagle with relatively short tail but long wings. Head, crest, neck and upperparts black, below chestnut streaked with black; thighs black, feathered tarsi chestnut; tail...
figure, drawing, illustration of Black-and-chestnut Eagle (Spizaetus isidori)

Golden-collared Manakin (Manacus vitellinus)

Taxonomy:

Pipra vitellina

Gould, 1843, Panama City, Panama.

Phylogenetic study#R supports sister relationship between present species and W races of M. manacus....

Descriptive notes: 10–11 cm; male 19·3 g, female 17·1 g. Male nominate race has black cap, golden-yellow on rest of head, upper mantle, shoulders, and chin to breast, throat feathers elongated (projected forwards well beyond bill tip...
figure, drawing, illustration of Golden-collared Manakin (Manacus vitellinus)

Sulphur-breasted Warbler (Phylloscopus ricketti)

Taxonomy:

Cryptolopha ricketti

Slater, 1897, Kuan-t’un, north-west Fujian, south-east China.

Has sometimes been treated as conspecific with P. cantator, and this is a serious option, with the inclusion of P. calciatilis; but...

Descriptive notes: 10–11 cm. A medium-sized leaf-warbler with bright yellow head stripes and underparts. Has prominent head pattern of blackish crown side, greenish-yellow central crownstripe (sometimes grey streaks on nape), long bright yellow...
figure, drawing, illustration of Sulphur-breasted Warbler (Phylloscopus ricketti)

Golden Eagle (Aquila chrysaetos)

Taxonomy:

Falco Chrysaëtos

Linnaeus, 1758, Sweden.

Has been considered closely related to A. audax, and perhaps also to A. gurneyi. Form kamtschatica very similar to ...

Descriptive notes: 66–90 cm; male 2840–4550 g, female 3630–6665 g (exceptionally up to c. 7200 g); wingspan 180–234 cm. Fairly uniform dark brown although crown, nape and median upperwing coverts normally pale yellowish-...
figure, drawing, illustration of Golden Eagle (Aquila chrysaetos)

Red-billed Hornbill (Tockus erythrorhynchus)

Taxonomy:

Buceros erythrorhynchus

Temminck, 1823, Mora, Cameroon.

Closest to T. monteiri, but close also to T. flavirostris, T. leucomelas and T. deckeni (and presumably jacksoni...

Descriptive notes: 35 cm; male 124–185 g, female 90–151 g (nominate), male 182 g, female 148 g (race kempi), male 128 g, female 125 g (race ruahae). Small, black-and-white hornbill with spotted wing-coverts, white in outer tail, and long,...
figure, drawing, illustration of Red-billed Hornbill (Tockus erythrorhynchus)