Group of Marco Polo's Sheep
William V. Kelley Hall
Scene in Pamir Mountains, south central Asia. James Simpson -- Roosevelts Asiatic Expedition.

Title: Annual report of the Director to the Board of Trustees for the year ..
Year: 1906 (1900s)
Authors: Field Museum of Natural History
Subjects: Field Museum of Natural History; Natural history
Book Page: https://archive.org/stream/annualreporto19261928fiel/#page/n604/mode/1up
Source: https://commons.wikimedia.org/wiki/File:Annual_report_of_the_Director_to_the_Board_of_Trustees_for_the_year_.._(1926)_(18406057576).jpg

The Marco Polo sheep (Ovis ammon polii) is a subspecies of argali sheep, named after Marco Polo. Their habitat is the mountainous regions of Central Asia. Marco Polo sheep are distinguishable mostly by their large size and spiraling horns.