[E2-21] Demographic cost of selfish behavior in social insects　TSUJI, Kazuki (Univ. Ryukyus), DOBATA, Shigeto (Kyoto Univ.), KIKUCHI, Tomonori (Chiba Univ.)

[E2-22] Caste-specific and sex-specific expression of chemoreceptor genes in a termite　*Mitaka, Y., Kobayashi, K. (Kyoto Univ.), Mikheyev, A., Tin, M.Y.M., Watanabe, Y. (OIST), Matsuura, K. (Kyoto Univ.)

[E2-23] Personal immunity and collective immunity of monogamous pairs in termite colony foundation: low-resistance individuals drag down high-resistance partners　*Takashima, R., Matsuura, K. (Kyoto Univ.)

[E2-24] Can sex difference in movement patterns really enhance mating encounters? Yes!　*Nobuaki Mizumoto (Kyoto Univ.), Ryota Sato (Hachinohe Inst. Tech.), Naohisa Nagaya (Kyoto Sangyo Univ.), Masato S. Abe (Natl. Inst. Inf. JST), Shigeto Dobata (Kyoto Univ.) and Ryusuke Fujisawa (Hachinohe Inst. Tech.)

[E2-25] Seasonal changes of energy gain and consumption in a honeybee colony　*YOSHIDA,M.,OHASHI,M.,KIMURA,T.,OKADA,R.,IKENO,H.(Univ.Hyogo)

[E2-26] Host manipulation by an ichneumonid spider-ectoparasitoid, taking advantage of preprogrammed web-building behaviours for its cocoon protection　*Takasuka, K. (Kobe Univ.), Yasui, T. (Kobe Univ.), Ishigami, T. (Kobe Univ.), Nakata, K. (Kyoto Women's Univ.), Matsumoto, R. (Osaka Museum of Natural History), Ikeda, K. (Kobe Univ.), Maeto, K. (Kobe Univ.)

[E2-27] Genetic link between moving activity and male reproductive strategies, in the red flour beetle.　*Kentaro Matsumura, Takahisa Miyatake (Evolutionary Ecology, Okayama university)

[E2-28] Phototaxis behavior of ambrosia beetle Platypus quercivorus before and after flight　*Pham Duy Long, Michimasa Yamasaki (Kyoto Univ.), Yasuto Ito (Hyogo Prefect.), Ryuichi Okada, Hidetoshi Ikeno (Univ. Hyogo)

[E2-29] Male Desert Locusts exhibit endurance sexual-selection　*Koutaro Ould Maeno (Kyoto Univ.), Satoshi Nakamura (JIRCAS), Mohamed Abdallahi Ould Babah (CNLA)

[E2-30] Quantitative analysis of the frass kicking behavior of Orthopteran insects.　*今坂亮介（九大院・シス生・生態研）,粕谷英一（九大・理・生物）

[E2-31] Two incompatible defensive strategies against predator in land snails　 *Morii, Y. (Hokkaido Univ.), Chiba, S. (Tohoku Univ.)

[E2-32] The effects of light environment during the growth on the expression levels of cone opsin genes and behavioral spectrum sensitivity in the guppy, Poecilia reticulata　*Yusuke Sakai, Hajime Ohtsuki (Tohoku Univ.), Satoshi Kasagi, Shoji Kawamura (Univ. Tokyo) and Masakado Kawata (Tohoku Univ.)

[E2-33] Moving in dangerous situations: What wild Asian elephants do when crossing roads?　*Mizuno, K. (Kyoto Univ.), Sharma, N. (Indian Institute of Science), Sukumar, R. (Indian Institute of Science), Idani, G. (Kyoto Univ.)

[E2-34] Why does Japanese little horseshoe bat retain spermatozoa in cauda epididymis throughout hibernation period?　*Sato, T. (Niigata Univ), Hoshi, N. (Kobe Univ), Sekijima, T. (Niigata Univ)

日本生態学会