Aves, p�le ornithologique de Natagora

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Aves, 20/1 | 1983 | 25-29

  The simultaneous presence of fledglings and at least two eggs of the next clutch has been observed in a nest of Great Tits (Parus major).
Lemaire, F.

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Article summary

The simultaneous presence of fledglings and at least two eggs of the next clutch has been observed in a nest of Great Tits (Parus major). The energetic, hygienic and behavioural advantages and disadvantages of this phenomenon are briefly discussed. Its origin is looked up among the external and internal factors responsible for the initiation of egg-laying.

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