| Titre : | Ardeola 63(2) - SEP 2016 |
| Type de document : | Bulletin |
| Paru le : | 01/09/2016 |
Dépouillements
Article
Mohamed Aourir, Auteur ;
Mohammed Znari, Auteur ;
Abedlilah El Abbassi, Auteur ;
Mohamed Radi, Auteur
As a result of convergent evolution, sandgrouse share similarities with some other precocial landbirds, namely Galliformes and precocial waders (Charadriiformes). They are birds of arid lands and hence their chicks face problems of predation ris[...]
Article
Sidi Imad Cherkaoui, Auteur ;
Najib Magri, Auteur ;
Saâd Hanane, Auteur
Since 2005, Morocco has designated many Ramsar wetlands, yet little is known about factors determining their occupation by waterbird communities. In this study, we assessed the relationship between the occupation of Moroccan Ramsar wetlands duri[...]
Article
Edson Varga Lopes, Auteur ;
Luciana Baza Mendonca, Auteur ;
Marcelo Augusto dos Santos Junior, Auteur ;
German Manuel Lopez-Iborra, Auteur ;
Luiz dos Anjos, Auteur
We assessed bird sensitivity to forest fragmentation in two adjacent landscapes in the Atlantic Forest of southern Brazil. One landscape is naturally fragmented and has high connectivity, whereas the other is human-fragmented and has low connect[...]
Article
Samuel Rodriguez, Auteur ;
Emilio Barba, Auteur
Suboptimal temperatures may exert negative effects on altricial nestlings, especially during their first days of life, when thermoregulation is not yet fully developed. We experimentally lowered nest temperatures by a mean of 4.5 degrees C durin[...]
Article
Antonio J. Carpio, Auteur ;
J. C. Castro-Caro, Auteur ;
F. S. Tortosa, Auteur
The simplification and homogenisation of agricultural landscapes has led to dramatic losses of farmland biodiversity. This decline includes passerine populations and one of the mechanisms that may be contributing toward this may be increased nes[...]
Article
Albert Bertolero, Auteur ;
Sofia Rivaes, Auteur ;
Francois Mougeot, Auteur ;
Ines S. Sanchez-Barbudo, Auteur ;
Karl B. Andree, Auteur ;
Carles Ibáñez, Auteur
Many bird families, including the Rallidae, are characterised by a lack of plumage sexual dimorphism and reduced sexual size dimorphism. In such cases, biometry may still allow the sex of captured birds to be determined. we investigated this pos[...]
Article
C. Pigniczki, Auteur ;
Z. Vegvari, Auteur
Article
Brygida Manikowska-Slepowronska, Auteur ;
Krzysztof Slepowronski, Auteur ;
Dariusz Jakubas, Auteur
Estimating the productivity of colonial waterbirds can have important conservation and management implications. For tree-nesters, investigators must climb nest trees to obtain productivity data. In this study, we employed indirect inspection of [...]
Article
Juan Rivero-de Aguilar, Auteur ;
Rodrigo Megia Palma, Auteur ;
Elisa P. Badas, Auteur ;
Javier Martínez, Auteur ;
Santiago Merino, Auteur
In wild bird populations nestlings are commonly infested by ectoparasites. The effects that ectoparasites exert on host fitness usually become evident after the complete elimination of parasites or a substantial reduction in their abundance. Amo[...]
Article
Aitor Galarza, Auteur ;
Fernando Arce, Auteur ;
Juan G. Navedo, Auteur ;
Juan Arizaga, Auteur
We studied the movements of little egrets Egretta garzetta from breeding colonies in northern Spanish Atlantic estuaries using sighting data of colour-ringed birds. Data on 304 resightings of 95 out of 457 little egrets ringed as chicks in two c[...]
Article
Wintering habitat selection by eurasian wrynecks jynx torquilla in the west of the iberian peninsula
Rien E. van Wijk, Auteur ;
Mario F. Tizon, Auteur
The Iberian Peninsula is a wintering area for an estimated 300 million birds. Most insectivorous birds winter in the southern half of the Peninsula, where mild mid-winter temperatures ensure the availability of insects. However, case studies of [...]
Article
Pablo German Brandolin, Auteur ;
Pedro Gerardo Blendinger, Auteur ;
Juan Jose Cantero, Auteur
In the Pampa ecoregion of South America, the replacement of semi-natural ecosystems by agroecosystems is a major cause of biodiversity decline. Agricultural intensification has led to the almost total disappearance of pristine wetland vegetation[...]
