Are diurnal timebudgets and activity patterns density. The shelduck tadorna tadorna is a characteristic waterbird species of inland wetlands in northeastern algeria. Its wintering behavior in relation to changes of local abundances and foraging group density is poorly known. Publication date 1920 topics hugo, victor, 18021885. A copy of the license is included in the section entitled gnu free documentation license. Le taux denvol des jeunes pou ces deux especes este. All structured data from the file and property namespaces is available under the creative commons cc0 license. After reminders about the biology of the common shelduck tadorna.
Salmon 2002 breeding and moulting shelduck tadorna tadorna of the severn. If the inline pdf is not rendering correctly, you can download the pdf file here. Tadorna tadorna wikispecies wikispecies, free species. The common shelduck tadorna tadorna is a waterfowl species of the shelduck genus. All structured data from the file and property namespaces is available under the creative commons cc0. Pdf modelling climate influences on population dynamics and. Media in category tadorna tadorna the following 171 files are in this category, out of 171 total.
Oiseaux nicheurs ordre espece liste rouge regionale responsabilite biologique regionale charadriiformes barge a queue noire re pas evaluee. Our results show that the breeding of the shelduck in the region is occasionally, we have counted 15 and. Les illustrations et le langage sont en adequation avec le public vise. Diversity of actinobacteria in the marshes of ezzemoul and. Il y a des foyers dhabitats permanents dans le caucase notamment en armenie autour du lac arpi 4. Common shelduck tadorna tadorna is a species of bird in the anatidae family. However, users may print, download, or email articles for individual use. Permission is granted to copy, distribute andor modify this document under the terms of the gnu free documentation license, version 1. R e n a n l e v a i l l a n t le tadorne dautres coloriages sur. Its scientific name comes from the french name tadorne for this species. Pdf several north african wetlands are classified as wetlands of international importance ramsar sites and important bird area because. This study aims at monitoring patterns of diurnal activities and the variation of behavioral timebudgets in relation to numbers of wintering shelducks. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. En 2009, jai eu 11 petits qui ont tous survecue jusqua leur nouvelle acquisition.
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