Long-billed Partridge

Rhizothera longirostris

Strange-looking and little-known partridge with a distinctive, faintly-hooked, dark bill. Male has a brownish-orange head and gray neck and chest. Female has a rusty-brown head and neck. Found in lowland and foothill forest; generally uncommon and patchy throughout range. Secretive, foraging quietly on the forest floor, rarely emerging into the open. Gives a loud, echoing “weeweew”.

分类信息

学名
Rhizothera longirostris
命名信息
(Temminck, 1815)
Galliformes
Phasianidae
Rhizothera

分布与栖息地

It is found in the Malay Peninsula, Sumatra and Borneo. Its natural habitats are subtropical or tropical dry forest, subtropical or tropical moist lowland forest, and subtropical or tropical moist montane forest. It is threatened by habitat loss. There are two distinct subspecies; the nominate race R. l. longirostris is relatively widespread, while R. l. dulitensis, sometimes considered to be a full species known as the Dulit partridge or Hose's partridge (R. dulitensis), has a very restricted range in the mountains of central Borneo.

迁徙
Resident species

保护状况

种群趋势
declining

照片

分布

鸟叫声

其他鸟类

Gray Nightjar

Gray Nightjar

Caprimulgus jotaka

Cryptic nightbird. Note silvery gray and brown coloration; intricate patterning more distinct than that of shorter-winged Savanna Nightjar. Roosts on the ground and in trees. Breeds in open areas within dense forests, as well as mountain ridges. Winters in similar habitat, but can also be found in more open areas such as forest edge and scrubland. Song is a long series of hollow “byuck” notes, like the firing of a cartoon laser gun.  

Urrao Antpitta

Urrao Antpitta

Grallaria urraoensis

This antpitta has a very small range in the northern part of Colombia’s western Andes. It was described to science in 2010 and is considered highly endangered. Upperparts and hood are dull chestnut brown, and it has a gray breast and belly. Similar to Chestnut-naped Antpitta, but in Urrao the crown is much duller and throat is chestnut (not gray). Inhabits bamboo-laden understory of high elevation cloud forest, and usually very hard to see, though it sometimes visits a feeder within the Dusky Starfrontlet Nature Reserve. Song is three curt whistles; there is a pause after the first note, and the last note is higher.

Common Tern

Common Tern

Sterna hirundo

Medium-sized tern found on open ocean, beaches, and large lakes. Adults have pale gray body and black cap. Bill color differs by subspecies: most have red bill with black tip, but some Asian birds have all-black bills. First-years show dark outer primaries, dark shoulder, and black restricted to back of neck. Similar to Forster's, Arctic, and Roseate Terns. Separated from breeding Forster's Tern by entirely gray upperwings; nonbreeding Forster's shows black ear patch. Somewhat longer-billed and shorter-tailed than Arctic Tern, with paler body. Shorter-tailed and overall darker than gleaming white Roseate Tern. Often found in large flocks, especially in late summer. Gives a harsh screeching call "KEEE-yurrrr."

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