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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Horned Grebe (Podiceps auritus)

Taxonomy:

Colymbus auritus

Linnaeus, 1758, Europe and America; restricted to Vaasa, Finland.

Sometimes placed in genus Dytes, although actually closer to P. grisegena and P. cristatus than to other Podiceps. Has...

Descriptive notes: 31–38 cm; 300–470 g. Nominate race in breeding plumage Another close view An adult settling on nest has blackish cap, hindneck and upperparts; upperwing blackish brown to brown-grey, with large white panel over...
figure, drawing, illustration of Horned Grebe (Podiceps auritus)

Grey-cheeked Bulbul (Alophoixus tephrogenys)

Taxonomy:

Trichophorus tephrogenys

Jardine and Selby, 1833, uncertain, possibly India = Malacca.

Until recently considered conspecific with A. bres and A. frater, but differs from latter in characters given under that species (see...

Descriptive notes: 19–23 cm; 29–44 g, male 41–46 g and female 51–52 g (gutturalis). Short-crested, bulky bulbul; crest is less prominent than in A. ochraceus and A. ruficrissus. Adult has lores and face mid-grey, becoming ash-grey on ear-coverts and dark...
figure, drawing, illustration of Grey-cheeked Bulbul (Alophoixus tephrogenys)

Rufous Fantail (Rhipidura rufifrons)

Taxonomy:

Muscicapa rufifrons

Latham, 1801, Sydney, New South Wales, Australia.

Hitherto considered to include R. melanolaema and usually R. kubaryi (see both, below). Often considered conspecific with R. semirubra...

Descriptive notes: 15·5–17·5 cm; 8–13·5 g. Nominate race has forehead rufous, crown, face, nape and mantle dull grey-brown, shading to rufous on lower back, rump and uppertail-coverts; upperwing grey-brown; tail rufous...
figure, drawing, illustration of Rufous Fantail (Rhipidura rufifrons)

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)

Zeledon's Antbird (Hafferia zeledoni)

Taxonomy:

Myrmeciza zeledoni

Ridgway, 1909, Guayabo, Costa Rica.

Until recently considered conspecific with H. immaculata, but treatment as separate species supported by analysis of morphology, biometrics and...

Descriptive notes: 17–19 cm; 39·9–55·5 g. Bare periorbital area wide, pale blue. Male basically all black, with variable white anterior lesser wing-coverts (concealed), wing-bend and edges to alula. Female largely dark brown, with sides of head, lores and...
figure, drawing, illustration of Zeledon's Antbird (Hafferia zeledoni)