Détail de l'auteur
Auteur Keisuke Ueda |
Documents disponibles écrits par cet auteur (13)
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Article
Alfredo Attisano, Auteur ; Felix Thiel, Auteur ; Nozomu Sato, Auteur ; Yuji Okahisa, Auteur ; Diana Bolopo, Auteur ; Keita D. Tanaka, Auteur ; Ralph Kuehn, Auteur ; Roman Gula, Auteur ; Keisuke Ueda, Auteur ; Jörn Theuerkauf, AuteurApart from a few well-studied examples, there is little information regarding the life history and ecological requirements of brood parasites and their hosts in most cuckoo–host systems, particularly in tropical areas. In New Caledonia, the Fan-[...]![]()
Article
Jörn Theuerkauf, Auteur ; Tokushi Haneda, Auteur ; Yuji Okahisa, Auteur ; Nozomu J. Sato, Auteur ; Sophie Rouys, Auteur ; Henri Bloc, Auteur ; Keisuke Ueda, Auteur ; Izumi Watanabe, Auteur ; Ralph Kuehn, Auteur ; Roman Gula, AuteurTo assess the effects of naturally occurring heavy metals on wild birds, we compared reproductive success and heavy metal contents in feathers of Kagu Rhynochetos jubatus living on ultramafic (rich in heavy metals) soil with those of Kagu living[...]![]()
Article
Jörn Theuerkauf, Auteur ; Tokushi Haneda, Auteur ; Nozomu J. Sato, Auteur ; Keisuke Ueda, Auteur ; Ralph Kuehn, Auteur ; Roman Gula, Auteur ; Izumi Watanabe, AuteurWe assessed heavy metal concentrations in feathers of 38 Kagus Rhynochetos jubatus living on ultramafic soils in New Caledonia. Concentrations of heavy metals in down feathers were similar to concentrations in shafts of primary or secondary feat[...]![]()
Article
Joern Theuerkauf, Auteur ; Tokushi Haneda, Auteur ; Nozomu J. Sato, Auteur ; Keisuke Ueda, Auteur ; Ralph Kuehn, Auteur ; Roman Gula, Auteur ; Izumi Watanabe, AuteurWe assessed heavy metal concentrations in feathers of 38 Kagus Rhynochetos jubatus living on ultramafic soils in New Caledonia. Concentrations of heavy metals in down feathers were similar to concentrations in shafts of primary or secondary feat[...]![]()
Article
Satoe Kasahara, Auteur ; Yasuhiro Yamaguchi, Auteur ; Osamu K. Mikami, Auteur ; Keisuke Ueda, AuteurIn farmland in central Honshu, Japan, conspecific infanticide was recorded in five out of 68 breeding attempts of Eurasian Tree Sparrow Passer montanus in 2011 and 2012 including one suspected case. The number of eggs lost by infanticide account[...]![]()
Article
Yuji Okahisa, Auteur ; Gen Morimoto, Auteur ; Kentaro Takagi, Auteur ; Keisuke Ueda, AuteurCapsule Moult of greater coverts in the wintering area is correlated with a decrease in spring arrival condition but not arrival time of yearling male Narcissus Flycatchers.![]()
Article
Per Alström, Auteur ; Takema Saitoh, Auteur ; Dawn Williams, Auteur ; Isao Nishiumi, Auteur ; Yoshimitsu Shigeta, Auteur ; Keisuke Ueda, Auteur ; Martin Irestedt, Auteur ; Mats Björklund, Auteur ; Urban Olsson, AuteurThe Arctic Warbler Phylloscopus borealis breeds across the northern Palaearctic and northwestern-most Nearctic, from northern Scandinavia to Alaska, extending south to southern Japan, and winters in Southeast Asia, the Philippines and Indonesia.[...]![]()
Article
Osamu K. Mikami, Auteur ; Nozomu J. Sato, Auteur ; Keisuke Ueda, Auteur ; Keita D. Tanaka, AuteurMany avian brood parasites remove one or more host eggs before laying their own eggs in the host nest. Various hypotheses have been proposed to explain the adaptive significance of this behaviour, but none of them provides an adequate explanatio[...]![]()
Article
Kazuhiro Eguchi, Auteur ; Noriyuki Yamaguchi, Auteur ; Keisuke Ueda, Auteur ; Hisashi Nagata, Auteur ; Masaoki Takagi, Auteur ; Richard Noske, AuteurA 4-year study of cooperative breeding in the Grey-crowned Babbler Pomatostomus temporalis was conducted in the monsoon-tropics of northern Australia. Most groups comprised a single socially monogamous pair with up to seven helpers. We found no [...]



