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.

Explore the following sample species accounts to better understand the monumental work that lies behind these pages.

Come back often! The sample species are being rotated every month.

Asian Crested Ibis (Nipponia nippon)

Taxonomy:

Ibis nippon

Temminck, 1835, Japan.

Proposed race sinensis, described around end of 19th century, turned out to be the species’ breeding plumage. Monotypic.

Descriptive notes: 55–84 cm. Distinctive bushy-crested ibis with red facial skin and legs. Non-breeding adult white, with orangish-cinnamon tones in tail and flight feathers, whereas breeding adult has grey head, neck, mantle and...
figure, drawing, illustration of Asian Crested Ibis (Nipponia nippon)

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)

Snowy Owl (Bubo scandiacus)

Taxonomy:

Strix scandiaca

Linnaeus, 1758, Lapland, north Finland.

Previously placed in monotypic genus Nyctea, primarily on basis of skull characters; recent genetic study, however, indicated that it is part of...

Descriptive notes: Male 53–64 cm, 710–2500 g; female 59–66 cm, 780–2950 g; wingspan 125–166 cm. Large white owl with small eyes, rudimentary ear tufts normally not erect. Male almost entirely white, sometimes with narrow...
figure, drawing, illustration of Snowy Owl (Bubo scandiacus)

Gyrfalcon (Falco rusticolus)

Taxonomy:

Falco rusticolus

Linnaeus, 1758, Sweden.

Closest to F. cherrug; genetic data indicate that these two, along with F. biarmicus and F. jugger, form a group of closely...

Descriptive notes: 48–60 cm; male 769–1450 g, female 1130–2150 g; wingspan 105–135 cm. The largest Falco, with larger head, deeper chest, relatively short but broad outer wings and longer tail than other large falcons....
figure, drawing, illustration of Gyrfalcon (Falco rusticolus)

Rufous Hummingbird (Selasphorus rufus)

Taxonomy:

Trochilus rufus

J. F. Gmelin, 1788, Nootka Sound, Vancouver Island, Canada.

Closely related to S. sasin (see below). Monotypic.

Descriptive notes: c. 8·5 cm; 2·9–3·9 g. Male has medium-short, straight black bill; crown bronze or bronze-green, remaining upperparts rufous, occasionally with a few green feathers on the back; throat iridescent scarlet-bronze...
figure, drawing, illustration of Rufous Hummingbird (Selasphorus rufus)