Grasshopper Sparrow (Ammodramus savannarum ammolegus) how nests found Arizona 2011-2013
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In 2011 through 2013, when nests were found, notes were kept on whether it held eggs or hatchlings at the time of discovery, and how it was found. Ammodramus...
2011年至2013年间，每当发现鸟巢，均需记录发现时该巢内是否存有鸟卵或雏鸟，以及该鸟巢的发现方式。沙鹀属（Ammodramus）……
