- Tetraogallus caspius
Its plumage is patterned with grey, brown, white and black, but this snowcock looks pale gray from any distance. The breast is pale gray, the throat and a white patch on the side of the neck are white, and the nape is dark gray. In flight, this wary bird shows white flight feathers and undertail. Male and female plumages are similar, but juveniles are slightly smaller and duller in appearance.
There are 2 subspecies:
- T. c. caspius:
- T. c. semenowtianschanskii:
- Zagros Mountains (south-western Iran)
An additional subspecies tauricus is generally considered invalid.
Stony ground, alpine scrub 1800-3000m.
Caspian snowcock breeds at altitudes from 1800-3000 m on bare stony ground with some alpine scrub.
It nests in a bare ground scrape and lays 6-9 greenish eggs, which are incubated only by the female.
The diet includes seeds and vegetables.
- Clements, JF. 2010. The Clements Checklist of Birds of the World. 6th ed., with updates to December 2010. Ithaca: Cornell Univ. Press. ISBN 978-0801445019. Spreadsheet available at http://www.birds.cornell.edu/clementschecklist/Clements%206.5.xls/view
- BirdForum Opus contributors. (2021) Caspian Snowcock. In: BirdForum, the forum for wild birds and birding. Retrieved 14 May 2021 from https://www.birdforum.net/wiki/Caspian_Snowcock