Fruit size in wild olives: implications for avian ed
dispersalloaner
进销存期刊名称： Functional Ecology
作者： P. J. REY,J. E. GUTIÉRREZ,J. ALCÁNTARA,F. VALERA潮汕拜神
作者机构： Departamento de Biología Animal, Vegetal y Ecología, Universidad de Jaén, 23071 Jaén, Spain
认真近义词
年份： 1997年
武器天赋
期号： 第5期
关键词： Frugivorous birds;fruit feeding behaviour
摘要：1. The respon of frugivorous birds to an enlargement of fruit size, and the conquences for both birds and plants, are analyd for the interaction between avian ed disperrs and olives ( Olea
europaea) . 2. The enlargement of fruit size promotes a shift in frugivorous birds' feeding behaviour, from swallowing fruits whole to pecking pieces of pulp. The relative frequency of olive consumption using each feeding behaviour was assd by combining field data on frequency of appearance of olive pulp and eds with data from laboratory trials. 3. Sardinian Warblers ( Sylvia melanocephala ) and European Robins ( Erithacus rubecula ) were mainly peckers both on cultivated and wild olives. Blackcaps ( Sylvia atricapilla ) consumed wild olives mainly by swallowing but consumed cultivated olives (larger than the wild ones) 电磁炉故障
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