The breeding ecology of the Grey-breasted Parakeet in the Baturité Mountains, Ceará - Brazil

  • Nunes, Fábio de Paiva
Publication date
January 2017

Abstract

We studied the reproduction of the Grey-breasted Parakeet (Pyrrhura griseipecuts) in Baturite Mountains, Ceará – Brazil. This critically endangered bird is a secondary cavity-nester, and in the study site it is reproducing both in natural and artificial nests. Reproductive data (number of eggs and nestlings) were collected from 2012 to 2016 to determine reproductive phases and seasonality. Ecological data was obtained in the 2016 to estimate the reproductive success of Grey-breasted parakeet (including feeding resources available surrounding the nest, temperature, humidity, presence of helpers and nest type (natural and nest-box) and compared to estimate the influence of environmental and behavioral variables on reproductive success. The D...

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