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Overview
Andean cock-of-the-rock

Andean cock-of-the-rock

Wikipedia

The Andean cock-of-the-rock, also known as tunki (Quechua), is a large passerine bird of the cotinga family native to Andean cloud forests in South America. It is the national bird of Peru. It has four subspecies and its closest relative is the Guianan cock-of-the-rock.

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Distribution

Region

Andes Mountains

Typical Environment

Occurs along the humid Andean slopes from western Venezuela through Colombia and Ecuador to Peru and Bolivia. It inhabits dense montane cloud forests, especially along ravines and near rocky outcrops and waterfalls. Birds favor areas with abundant fruiting trees and often use forest edges and natural clearings for display. Steep cliffs and boulders provide essential nesting substrates.

Altitude Range

500–2400 m

Climate Zone

Highland

Characteristics

Size30–34 cm
Wing Span40–50 cm
Male Weight0.23 kg
Female Weight0.2 kg
Life Expectancy12 years

Ease of Keeping

Beginner friendly: 1/5

Useful to know

Males gather at communal leks where they perform dramatic displays with bowing, wing-fluttering, and loud calls to attract females. Nests are mud-and-vegetation cups plastered to vertical rock faces near streams, giving the species its name. It is the national bird of Peru and a vital seed disperser for many Andean forest trees.

Gallery

Bird photo
Bird photo
Bird photo
Bird photo
Male R. p. sanguinolentusshowing back feathers

Male R. p. sanguinolentusshowing back feathers

Immature male at the Cincinnati Zoo, US

Immature male at the Cincinnati Zoo, US

Behaviour

Temperament

secretive in dense forest but highly social at leks

Flight Pattern

short, direct flights with rapid wingbeats between perches

Social Behavior

Males form leks where dozens may display on traditional perches, competing visually and vocally. The species is strongly polygynous; females select mates and then nest and rear young alone. Nests are attached to rock faces, often near flowing water.

Migratory Pattern

Resident

Song Description

Calls at leks are loud, harsh croaks, grunts, and squeals, interspersed with snapping and wing-whirring sounds. Outside displays, vocalizations are softer and less frequent, often given from concealed perches.

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