Grey-breasted Spurfowl vs Altai Snowcock
Pternistis rufopictus comparé à Tetraogallus altaicus
Side-by-Side Comparison
| Attribut | Grey-breasted Spurfowl | Altai Snowcock |
|---|---|---|
| Nom scientifique | Pternistis rufopictus | Tetraogallus altaicus |
| Ordre | Galliformes | Galliformes |
| Famille | Phasianidae | Phasianidae |
| Statut de conservation | Least Concern | Least Concern |
| Longueur | — | — |
| Envergure | 40,4 cm (15.9 in) | 56,9 cm (22.4 in) |
| Poids | 702,25 g (24.77 oz) | 2770,0 g (97.71 oz) |
| Régime alimentaire | Eats seeds, invertebrates, and plant matter in Tanzanian savanna and open grassland. | Feeds on alpine grasses, seeds, berries, and shoots; digs for roots and bulbs in Altai … |
| Taille de la couvée | 4-5 | 4-15 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Grey-breasted Spurfowl
Loud cackling crow; harsh grating 'gaak-gaak' phrases in long series; territorial duets audible at great distance; contact calls soft clucking
Altai Snowcock
Loud, ringing whistled 'whi-WHEEE' echoing across Altai alpine slopes; deeper than Tibetan Snowcock due to larger size. Alarm is rapid barking. Calls at dawn from rocky ridgelines.
Geographic Range & Migration
Grey-breasted Spurfowl
Endemic to Tanzania; resident of open savanna and grassland in the Serengeti ecosystem and Rift Valley highlands.
Altai Snowcock
Resident of alpine rocky slopes and grassy hillsides in the Altai and Sayan mountains of Russia, Kazakhstan, and western Mongolia, at 2,000–4,000 m.
Statut de conservation
Grey-breasted Spurfowl
Altai Snowcock
How to Tell Them Apart
Grey-breasted Spurfowl
Brown above with pale buff shaft streaks; underparts grey on breast contrasting with white streaked lower belly; grey breast distinctive; red bill and legs; red orbital skin. Sexes similar; Tanzania …
Altai Snowcock
Largest snowcock; grey-brown upperparts with buff streaks; white underparts with grey breast; rufous necklace streaks on lower neck; white outer tail in flight; whitish face with dark ear patch. Sexes …
About These Birds
Grey-breasted Spurfowl
A large Phasianidae spurfowl (~702 g) of dry short grassland, cultivated areas, and open savanna in northern Tanzania. Grey breast contrasting with chestnut-streaked flanks and bare red facial skin. Forms groups near human settlements. Feeds on seeds, roots, and invertebrates. Common in the Serengeti ecosystem; Least Concern.
Altai Snowcock
The largest snowcock (~2.77 kg), family Phasianidae, of alpine scree and subalpine meadows in the Altai and Tian Shan ranges of Central Asia. Heavily built, grey and white with rusty-brown markings. Feeds on roots, bulbs, and alpine plants. Forms small flocks outside breeding season. Least Concern.