The striped marmots crept out of their holes, stood erect on their hind legs, and filled the steppe with their whistle.
"Taras Bulba and Other Tales" by Nikolai Vasilievich Gogol
We had left even the whistling marmots entirely behind us.
"The Trail of the Goldseekers" by Hamlin Garland
From somewhere below us came the distant "squee-ek" of a relative, followed shortly by the shrill whistle of a marmot.
"A Mountain Boyhood" by Joe Mills
A whistling marmot pops up from the rocks and pierces the stillness.
"The Cariboo Trail" by Agnes C. Laut
The shrill whistle of the marmot would often alone break the silence of the scene.
"Mount Everest the Reconnaissance, 1921" by Charles Kenneth Howard-Bury