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Fig. 1 | Avian Research

Fig. 1

From: Egg rejection and egg recognition mechanisms in Oriental Reed Warblers

Fig. 1

Comparison of male and female individuals of Oriental Reed Warblers. a refers to a female incubating in the nest; b refers to a female rejecting a blue model egg; c refers to a male checking the nest and d refers to a female incubating and a male checking the nest. Yellow arrows show the top of the head of both sexes, with the female being flat and the male having a crest

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