How To Use Graylag In A Sentence

• Heinroth, a German zoolo - gist and ethologist, read a paper in 1910 in which he described the behavior of incubator-hatched graylag goslings (“Beiträge zur Biologie, nahmentlich Ethologie und Psychologie der Anatiden,” Verh. 5 int. orn. Dictionary of the History of Ideas
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• The mallard and the graylag goose are the ancestors of our domestic ducks and geese. The Minds and Manners of Wild Animals A Book of Personal Observations
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• Red kite, raven and graylag goose all increased their range and garden birds, including song thrush, have also done well. Times, Sunday Times
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