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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Mexican Jay (Aphelocoma wollweberi)

Taxonomy:

Aphelocoma wollweberi

Kaup, 1855, #R, Zacatecas, Mexico; restricted to Valparaíso Mountains.

Until recently considered conspecific with A. ultramarina, but molecular evidence#R points to a...

Descriptive notes: 28–32 cm; male 84–150 g, female 77–137 g. Small, chunky, crestless jay, dull bluish above and dingy below, with fairly heavy, pointed bill; bill length varies significantly with season, shorter in winter. Nominate race...
figure, drawing, illustration of Mexican Jay (Aphelocoma wollweberi)

Spoon-billed Sandpiper (Calidris pygmaea)

Taxonomy:

Platalea pygmea

[sic] Linnaeus, 1758, Suriname = eastern Asia.

Hitherto usually placed in monotypic genus, Eurynorhynchus, but sometimes included in present genus; recent study supports its treatment within...

Descriptive notes: 14–16 cm; male averages 29·5 g, one female 34 g; wingspan 32–38 cm. Small wader closely resembling other Calidris, but has spatulate bill; in summer, red-brown head, neck and breast with dark brown streaks; upperparts...
figure, drawing, illustration of Spoon-billed Sandpiper (Calidris pygmaea)

Zapata Rail (Cyanolimnas cerverai)

Taxonomy:

Cyanolimnas cerverai

Barbour and J. L. Peters, 1927, Santo Tomás, Península de Zapata, Cuba.

Monotypic.

Descriptive notes: 29 cm. Apparently almost flightless; wings very short; tail short and decomposed. Dark rail without streaks or spots, faintly barred on lower belly and thighs and has white undertail-coverts. Sexes alike. Easily separable by plumage...
figure, drawing, illustration of Zapata Rail (Cyanolimnas cerverai)

Bananaquit (Coereba flaveola)

Taxonomy:

Certhia flaveola

Linnaeus, 1758, Jamaica.

Three clades, “bahamensis group” (Quintana Roo region of SE Mexico, and Bahamas), “flaveola group” (Cayman Is, Jamaica and Hispaniola),...

Descriptive notes: 10–11 cm; 6·4–14·2 g. Distinctive for its bill shape, which is short, sharply pointed and decurved. Generally dark grey to dusky olive above, much brighter on rump, with prominent pale supercilium, white patch...
figure, drawing, illustration of Bananaquit (Coereba flaveola)

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)