Black Grouse
Lyrurus tetrix
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<birdfyi-bird slug="lyrurus-tetrix"></birdfyi-bird>À propos
A medium-large Phasianidae grouse (~1.26 kg) of Eurasian moorlands and forest edges. Males are glossy blue-black with lyre-shaped tails used in communal lek displays on frost-covered arenas. Females are cryptically brown. Omnivorous; diet includes berries, buds, and invertebrates. Least Concern.
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| Envergure | 48,1 cm | 18.9 in |
| Poids | 1262,5 g | 44.53 oz |
Identification
Plumage
Male blue-black with iridescent purple-blue gloss; bold white wing bar; white undertail coverts contrast with black lyre-shaped tail; red wattles above eye. Female mottled tawny-brown with faint barring.
Habitat & Range
Répartition géographique
Resident of moorland, bogs, and forest edge across northern and central Eurasia, from Britain east to Siberia and Kazakhstan.
Diet & Feeding
Feeds on buds, catkins, and shoots of birch and other trees; berries and invertebrates are important in summer.
Statut de conservation
Comportement et reproduction
Nidification
Nest type: SC. Incubation: 25-27 days. Fledging: 63 days.
Taille de la couvée
6-11
Son
Chant
Males on lek produce liquid bubbling 'roo-oo-oo' cooing and explosive 'choo-ESH' sneeze calls; haunting at misty dawn. Alarm is harsh cacking. Display carries across moorland and bogs.
Taxonomie
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| Ordre | Galliformes (Gamebirds) |
| Famille | Phasianidae (Pheasants & Partridges) |
| Genus | Lyrurus |
| Espèces | Lyrurus tetrix |
Distribution
Black Grouse has been recorded in 6 countries.
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External Databases
Foire aux questions
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Similar Birds
Other species in the Phasianidae family