Reproductive behavior of the Red-crested Finch Coryphospingus cucullatus (Aves: Thraupidae) in southeastern Brazil

ABSTRACT Several behavioral aspects of the Red-crested Finch Coryphospingus cucullatus (Statius Müller, 1776) are poorly studied. Here we provide reproductive information on 16 active nests. This information may be valuable to elucidate the phylogenetic relationships of this bird, and to design plan...

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Main Authors: Paulo V.Q. Zima, Mercival R. Francisco
Format: Article
Language:English
Published: Sociedade Brasileira de Zoologia
Series:Zoologia (Curitiba)
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-46702016000400300&lng=en&tlng=en
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author Paulo V.Q. Zima
Mercival R. Francisco
author_facet Paulo V.Q. Zima
Mercival R. Francisco
author_sort Paulo V.Q. Zima
collection DOAJ
description ABSTRACT Several behavioral aspects of the Red-crested Finch Coryphospingus cucullatus (Statius Müller, 1776) are poorly studied. Here we provide reproductive information on 16 active nests. This information may be valuable to elucidate the phylogenetic relationships of this bird, and to design plans to manage it. Nesting activities occurred from October to February. Clutches consisted of two to three eggs (2.06 ± 0.25), which were laid on consecutive days. Incubation usually started the morning the females laid their last egg and lasted 11.27 ± 0.47 days. Hatching was synchronous, or happened at a one-day interval. The nestling stage lasted 12 ± 0.89 days. Only females incubated the eggs and they fed the young more often than the males did. Overall nesting success, from incubation to fledging, was 28.2%. Nest architecture and egg color proved to be diagnostic characteristics of Coryphospingus , supporting its maintenance as a distinct genus within the recently proposed sub-family Tachyphoninae. Red-crested Finches showed a preference for certain nesting sites, i.e., forest borders or a Cerrado in late regeneration stage. This information can be useful to programs aiming to release illegally trapped individuals.
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spelling doaj.art-9b86a6ef06b34560996c27c9c1e737292023-01-03T05:35:49ZengSociedade Brasileira de ZoologiaZoologia (Curitiba)1984-468933410.1590/S1984-4689zool-20160071S1984-46702016000400300Reproductive behavior of the Red-crested Finch Coryphospingus cucullatus (Aves: Thraupidae) in southeastern BrazilPaulo V.Q. ZimaMercival R. FranciscoABSTRACT Several behavioral aspects of the Red-crested Finch Coryphospingus cucullatus (Statius Müller, 1776) are poorly studied. Here we provide reproductive information on 16 active nests. This information may be valuable to elucidate the phylogenetic relationships of this bird, and to design plans to manage it. Nesting activities occurred from October to February. Clutches consisted of two to three eggs (2.06 ± 0.25), which were laid on consecutive days. Incubation usually started the morning the females laid their last egg and lasted 11.27 ± 0.47 days. Hatching was synchronous, or happened at a one-day interval. The nestling stage lasted 12 ± 0.89 days. Only females incubated the eggs and they fed the young more often than the males did. Overall nesting success, from incubation to fledging, was 28.2%. Nest architecture and egg color proved to be diagnostic characteristics of Coryphospingus , supporting its maintenance as a distinct genus within the recently proposed sub-family Tachyphoninae. Red-crested Finches showed a preference for certain nesting sites, i.e., forest borders or a Cerrado in late regeneration stage. This information can be useful to programs aiming to release illegally trapped individuals.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-46702016000400300&lng=en&tlng=enBirdsbreeding biologynestingTachyphoninae
spellingShingle Paulo V.Q. Zima
Mercival R. Francisco
Reproductive behavior of the Red-crested Finch Coryphospingus cucullatus (Aves: Thraupidae) in southeastern Brazil
Zoologia (Curitiba)
Birds
breeding biology
nesting
Tachyphoninae
title Reproductive behavior of the Red-crested Finch Coryphospingus cucullatus (Aves: Thraupidae) in southeastern Brazil
title_full Reproductive behavior of the Red-crested Finch Coryphospingus cucullatus (Aves: Thraupidae) in southeastern Brazil
title_fullStr Reproductive behavior of the Red-crested Finch Coryphospingus cucullatus (Aves: Thraupidae) in southeastern Brazil
title_full_unstemmed Reproductive behavior of the Red-crested Finch Coryphospingus cucullatus (Aves: Thraupidae) in southeastern Brazil
title_short Reproductive behavior of the Red-crested Finch Coryphospingus cucullatus (Aves: Thraupidae) in southeastern Brazil
title_sort reproductive behavior of the red crested finch coryphospingus cucullatus aves thraupidae in southeastern brazil
topic Birds
breeding biology
nesting
Tachyphoninae
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-46702016000400300&lng=en&tlng=en
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AT mercivalrfrancisco reproductivebehavioroftheredcrestedfinchcoryphospinguscucullatusavesthraupidaeinsoutheasternbrazil