The quail is prone to rustle for a living, picking up a bit of grain here, an insect there, spiced with a bit of vegetation to flavor, and now and then a few grains of sand or fine gravel to grind the mixture.
Quailology: The Domestication, Propagation, Care & Treatment of Wild Quail in Confinement, by Harry Wallas Kerr (1903). Click here to read the book online, or download it free, from the Internet Archive.
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