Seasonal variation in the foraging sociability of Great White Egret (Ardea alba) and Snowy Egret (Egretta thula) (Aves: Ciconiiformes) in the upper Paraná river floodplain, Brazil.
Abstract
Seasonal variation in the foraging sociability of Great White Egret (Ardea alba) and Snowy Egret (Egretta thula) (Aves: Ciconiiformes) in the upper Paraná river floodplain, Brazil.
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