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Female in-nest chatter song increases predation [Biology letters]

Keywords : superb fairy-wren, maluridae, song rate, predation risk, nest attendance, reproductive cost

par Frédéric Magné - publié le

Female song is an ancestral trait in songbirds, yet extant females generally sing less than males. Here, we examine sex differences in the predation cost of singing behaviour. The superb fairy-wren (Malurus cyaneus) is a Southern Hemisphere songbird ; males and females provision the brood and produce solo song year-round.(...)

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