Eco-ethological observations on an individual of Egretta gularis within the Nature Reserve of the Isonzo river mouth

A single Eastern Reef Heron subject Egretta gularis, dark form, a taxon rarely observed in Italy, can be observed regularly since the year 2003 within the Isonzo River - Mouth Nature Reserve (Gorizia - Italy). Data collected show that the dark plumage is advantageous in the capture of prey in shaded...

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Bibliographic Details
Main Authors: Nicola Cesco, Fabio Perco
Format: Article
Language:English
Published: PAGEPress Publications 2012-09-01
Series:Rivista Italiana di Ornitologia - Research in Ornithology
Online Access:https://sisn.pagepress.org/index.php/rio/article/view/187
Description
Summary:A single Eastern Reef Heron subject Egretta gularis, dark form, a taxon rarely observed in Italy, can be observed regularly since the year 2003 within the Isonzo River - Mouth Nature Reserve (Gorizia - Italy). Data collected show that the dark plumage is advantageous in the capture of prey in shaded sites and that it is less attractive and threatening in relation to the other white Little Egrets.
ISSN:0035-6875
2385-0833