Browsing by Author "Boersma, Dora Catherine"
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Biology of "peak" and "late" nesting Ring-billed gulls, Granite Island, Lake Superior
Boersma, Dora Catherine (1982)Late-nesting Ring-billed Gulls in this study laid fewer and smaller eggs and hatched fewer young than earlier nesting pairs. Birds nesting late in the season appeared to lack sufficient stimuli for incubation, as indicated ...