Yungas Guan vs Andean Guan

Penelope bridgesi compared with Penelope montagnii

Side-by-Side Comparison

Attribute Yungas Guan Andean Guan
Scientific Name Penelope bridgesi Penelope montagnii
Order Galliformes Galliformes
Family Cracidae Cracidae
Conservation Status Not Evaluated Least Concern
Length — —
Wingspan — 48.3 cm (19.0 in)
Weight 1770.0 g (62.43 oz) 650.0 g (22.93 oz)
Diet Frugivorous; eats fruits, berries, seeds, and leaves in Bolivian and Argentine Yungas cloud forests. Diet … Eats fruits, berries, leaves, flowers, and buds in Andean cloud forests. Forages at all levels …
Clutch Size -- 2
Population Trend — —

Habitat Comparison

Shared Habitats

Yungas Guan only

None

Andean Guan only

None

Song & Call Comparison

Yungas Guan

Song

Produces a loud, resonant honking cackle and wing-whirring display. Calls typical of the Penelope group; recently split from Dusky-legged Guan; found in Bolivian Yungas cloud forest.

Andean Guan

Song

Emits deep, resonant honking calls and loud wing-whirring display flights. Andean cloud forest echoes with both calls and wing-whirring at dawn across multiple Penelope guans.

Geographic Range & Migration

Yungas Guan

Resident in the Yungas forests of Bolivia and northwestern Argentina at 1,000-2,500 m. Found in humid subtropical and cloud forest.

Andean Guan

Resident in the Andes from Venezuela and Colombia south to Bolivia at 1,500-3,600 m. Found in humid cloud forest and montane scrub.

Conservation Status

Not Evaluated

Yungas Guan

Least Concern

Andean Guan

How to Tell Them Apart

Yungas Guan

Plumage

Dark olive-brown overall; bare reddish throat wattle; neck and breast streaked whitish; lower belly rufous-chestnut; wings without white patch; legs dusky-grey. Very similar to Dusky-legged Guan.

Andean Guan

Plumage

Dark olive-brown above; bare red throat wattle; neck and breast streaked white on dark background; lower belly and flanks rufous-chestnut; tail dark with slight gloss.

About These Birds

Yungas Guan

A large cracid (~1.8 kg) of family Cracidae, inhabiting the Yungas humid montane forests of Bolivia and Argentina. Closely related to Dusky-legged Guan and sometimes treated as a subspecies. Arboreal, feeding on fruits and seeds in cloud forest at 500–2,000 m elevation. Not Evaluated independently by IUCN; taxonomy under review, with population status unclear due to limited survey data.

Andean Guan

A medium-sized cracid (~650 g) of family Cracidae, with dull brown-olive plumage and a bare red throat wattle. Inhabits Andean cloud forests and forest edges from Venezuela south to Bolivia at elevations of 1,200–3,500 m. Feeds on fruits, seeds, and invertebrates. Least Concern; widespread in montane Andes and one of the more commonly encountered Penelope guans.

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