West Mexican Chachalaca vs Plain Chachalaca
Ortalis poliocephala 比較対象 Ortalis vetula
Side-by-Side Comparison
| 属性 | West Mexican Chachalaca | Plain Chachalaca |
|---|---|---|
| 学名 | Ortalis poliocephala | Ortalis vetula |
| 目 | Galliformes | Galliformes |
| 科 | Cracidae | Cracidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 52.0 cm (20.5 in) | 39.6 cm (15.6 in) |
| 体重 | 760.0 g (26.81 oz) | 559.3333333333334 g (19.73 oz) |
| 食性 | Frugivorous; eats fruits, berries, seeds, and leaves in West Mexican scrub and forest edges. Also … | Feeds primarily on fruits, berries, leaves, and flowers in scrub and forest edges. Also takes … |
| 一腹卵数 | 2-3 | 2-4 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
West Mexican Chachalaca
Emits a loud, raucous chachalaca chorus; individual calls are slightly lower than Plain Chachalaca. Dawn choruses boom across Mexico's Pacific slope thornscrub and tropical dry forest.
Plain Chachalaca
Groups produce a raucous, rhythmic cha-cha-LAC chorus at dawn; individual calls are loud, raspy croaking notes. Flocks create a deafening cacophony in Texas brush country and Mexican deciduous forest.
Geographic Range & Migration
West Mexican Chachalaca
Endemic to the Pacific coast of Mexico from Sonora south to Jalisco. Found in tropical dry forest and thorn scrub.
Plain Chachalaca
Resident from southern Texas south through eastern Mexico and Central America to Costa Rica. Found in brushy woodland and forest edges.
保全状況
West Mexican Chachalaca
Plain Chachalaca
How to Tell Them Apart
West Mexican Chachalaca
Olive-brown above with greyish head; bare reddish throat skin; underparts pale grey with buff-olive flanks; tail long and dark brown with white tips on outer feathers. Overall paler than eastern …
Plain Chachalaca
Olive-brown above with greenish gloss on wings; grey head; bare red throat skin; underparts pale olive-grey; tail long, dark greenish-brown with white-tipped outer feathers.
About These Birds
West Mexican Chachalaca
A large chachalaca (~760 g) of family Cracidae, with a grey head and brownish body. Endemic to Mexico, inhabiting tropical dry and semi-deciduous forests of the Pacific coast from Jalisco to Oaxaca. Forages in groups for fruits, leaves, and seeds in forest canopy and understory. Least Concern; well adapted to secondary growth and forest edges throughout its restricted Mexican range.
Plain Chachalaca
A medium-sized cracid (~560 g) of family Cracidae, olive-brown with a bare red throat patch. Inhabits thickets, forest edges, and riparian woodlands from southern Texas through Mexico to Costa Rica. Social and noisy, roosting and foraging in groups on fruits, leaves, and seeds. Least Concern; extremely vocal at dawn with a raucous "cha-cha-lac" call.