THE FOOD OF RED GROUSE CHICKS LAGOPUS L. SCOTICUS
作者： C. J. Savory
DOI: 10.1111/J.1474-919X.1977.TB02039.X
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摘要: Summary The diet of young Red Grouse was studied from the crop contents 211 chicks caught on a moor in northeast Scotland. The food more varied than that adults, but shoot tips heather usually formed at least 75% (by dry weight) their diet, as adults. Arthropods, particularly Diptera, were taken frequently by up to three weeks old, they less 5% then. ate invertebrates when available. There no evidence chick survival related abundance invertebrates. containing nitrogen and phosphorus eaten adults same time year.
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