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Investigating The Nest Sanitation Hypothesis In A Rejecter Species: Is Sanitation A Proximate Link, Pre-Adaptation, Or By-Product Of Egg Ejection?, Alec B. Luro
Theses and Dissertations
Nest sanitation, a behavior similar in motor pattern to egg ejection, has been proposed repeatedly as a potential pre-adaptation to foreign egg ejection in avian brood parasites hosts. We found no support for the sanitation hypothesis--therefore we suggest egg ejection may have evolved independently of sanitation.