Large-billed Crow
Corvus macrorhynchos
A large crow that varies in size across its range; note its relatively long, daggerlike bill with curved top. Entirely black with a variable amount of glossiness. A frequent scavenger, feeding on carrion, leftover food from humans, and food stolen from other birds. Often gangs up to attack and chase other birds, especially raptors. Occurs in a wide range of habitats including woodlands, urban landscapes, agricultural fields, and open scrub forests. Call varies, generally a harsh or croaking crow.
分类信息
- 学名
- Corvus macrorhynchos
- 目
- Passeriformes
- 科
- Corvidae
- 属
- Corvus
照片
分布
鸟叫声
其他鸟类
White-browed Antbird
Myrmoborus leucophrys
Small, short-tailed antbird with a bold eyebrow. Male is slaty gray with gleaming white eyebrow. Female is brown above and white below with a black face and an orange eyebrow. Found in young forests and forest edges, skulking in dense undergrowth alone or in pairs. Listen for a long series of harsh, descending whistles.
Eastern Parotia
Parotia helenae
A fairly large, short-tailed bird of mid-montane forest canopy. Male is mainly black with a bronzy-scaled chest and 6 antennalike feathers projecting from the back of the head. Note the blue eyes. The female is warm-brown above with barred underparts and a black head. The male has an elaborate dance at a terrestrial display court. Females are similar to female lophorinas, but are larger and lack a pale eyebrow stripe. The vocalizations are poorly known, but likely include various rasps and parrotlike squawks.
Marbled Duck
Marmaronetta angustirostris
Small, subtly beautiful, gray-brown duck with a black eye-mask, long neck and wings, and dark bill. Vaguely resembles a female pintail. Both sexes are similar but males sport a more prominent shaggy crest. In flight looks pallid, with whitish underwings, pale secondaries, and dark wingtips. Mostly silent. Typically found in shallow, freshwater or brackish wetlands with abundant emergent vegetation.
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