Which species discovers novel food sources first?A camera trap study in a natural environment
Which species discovers novel food sources first? A camera trap study in a natural environment作者机构：Department of BiologyEberhard Karls University TuebingenAuf der Morgenstelle 2472070 TuebingenGermany
出 版 物：《Avian Research》 (鸟类学研究（英文版）)
年 卷 期：2021年第12卷第3期
页 面：421-424页
核心收录：
基 金：The study was partially funded by the Gips-Schüle-Stiftung Stuttgart(Code:Stiftungsprofessur Didaktik der Biologie 27386)
主 题：Camera trap Explorative behaviour Foraging behaviour Novel food source Starvation predation trade-off
摘 要：Birds underlie a predation-starvation risk,and foraging should show a diurnal/circadian *** traps were used to study visitation patterns and discovery of a novel food source in woodland birds in SW Germany.A total of 18 species occurred at feeders with nine of them being exploratory *** Tits(Parus major)discovered novel food sources first in most instances,and first discoveries occurred on average at 10:38,while it took 97 h for the first detection of the food *** size was correlated with *** study supports the predation-starva-tion risk hypothesis with discovery of food sources in the morning.
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