La Tour du Valat

Institut de recherche pour la conservation des zones humides méditerranéennes

Titre :	Necrophilic behaviour, corpses as nuclei of resting flock formation, and road-kills of Sand Martins Riparia riparia
Auteurs :	S. Dale, Auteur
Type de document :	Article
Dans :	Ardea (89(3) 2001)
Article en page(s) :	545-547
Résumé :	Many animal populations are affected by road-kills. In this note I report that corpses of road-killed Sand Martins Riparia riparia attracted conspecifics and thereby increased mortality risk. Close to a lake in northern Greece I observed large numbers of Sand Martins, many of which rested on a road, and seven dead martins were found among them. In six trials I placed the corpses at different places on the road or on a nearby parking area, and in every case new resting flocks of 50-500 individuals formed by the first individuals landing

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