Relationships between nest-dwelling Lepidoptera and their owl hosts
　　Yoshitsugu NASU, Shiro MURAHAMA, Hiroyuki MATSUMURO, Keisuke UEDA, Toshiya HIROWATARI and Yutaka YOSHIYASU 　　p. 77 - 85

The nest sites and nest characteristics of Narcissus Flycatcher Ficedula narcissina
　　Yuji OKAHISA, Gen MORIMOTO and Kentaro TAKAGI 　　p. 87 - 94

Seasonal change in habitat use by Grey Herons in a rural area of western Hokkaido
　　Katsumi TAMADA 　　p. 95 - 102

Calling at a food source: context-dependent, variation in note composition of combinatorial calls in Willow Tits
　　Toshitaka N SUZUKI 　　p. 103 - 107

An Eastern Crowned Leaf Warbler Phylloscopus coronatus nest parasitized by an Oriental Cuckoo Cuculus saturatus with a reddish egg in Hokkaido, Japan
　　Sayaka MORI, Yuka KONDO and Hiroyoshi HIGUCHI 　　p. 109 - 112

Prey resources used for producing egg yolks in four species of seabirds: insight from stable-isotope ratios
　　Motohoro ITO, Kentaro KAZAMA, Yasuaki NIIZUMA, Hiroyoshi MINAMI, Yuzan TANAKA and Yutaka WATANUKI 　　p. 113 - 119

Relationships between Swida controversa fruit phenology and fruit removal behaviors of frugivorous birds
　　Kyoko SANO, Shinsuke KOIKE, Akiko TAKAHASHI, Norio TOKITA, Chinatsu KOZAKAI and Kengo FURUBAYASHI 　　p. 121 - 128