Waterbird assemblages in the Aspen Parkland of western Canada: the influence of fishes, invertebrates, and the environment on species composition
　　Caroline E. MCPARLAND and Cynthia A. PASZKOWSKI 　　p. 53 - 65

Deciduous habitat fragmentation caused by a larch plantation matrix matters to birds in deciduous habitats
　　Yuichi YAMAURA, Kazuhiro KATOH and Toshimori TAKAHASHI 　　p. 67 - 78

Breeding ecology of the endemic, Madagascan, Velvet Asity Philepitta castanea
　　Hajanirina RAKOTOMANANA and Lily-Arison RENE DE ROLAND 　　p. 79 - 85

Habitat utilization during the pairing season by the Common Hill Partridge Arborophila torqueola in Baiposhan Natural Reserve, Sichuan, China
　　Wen Bo LIAO, Jin Chu HU and Cao LI 　　p. 87 - 94

Regional specialization of the Tree Sparrow Passer montanus retina: ganglion cell density and oil droplet distribution
　　Mohammad Lutfur RAHMAN, Masato AOYAMA and Shoei SUGITA 　　p. 95 - 105

The vocal development of the Red-crowned Crane Grus japonensis
　　Anna V. KLENOVA, Ilya A. VOLODIN and Elena V. VOLODINA 　　p. 107 - 119

Diversity and plasticity in branch-side use by birds inmixed-species flocks: niche differentiation or competitive hierarchy?
　　Teruaki HINO 　　p. 121 - 130

Seasonal fluctuation and movement of the Light-vented Bulbul Pycnonotus sinensis population in southern Okinawa Island
　　Kazuo NAKAMURA 　　p. 131 - 135

Abdominal hernia in a Northern Pintail Anas acuta as revealed by necropsy, radiography, and X-ray computed tomography
　　Akira CHIBA, Ryuhei HONMA, Michio TOYAMA and Mitsuhiro WATANABE 　　p. 137 - 140

Nest site environment of the Black Woodpecker Dryocopus martius in northern Honshu, Japan
　　MAHORO Suzuki, Chiho YANAGIHARA, Tadashi FUJII and Masatoshi YUI 　　p. 141 - 144