About NISHIUMI Nozomi
About Dep. of Zoology, Graduate School of Sci., Kyoto Univ.
About Current Herpetology
About intraspecies competition
About maleness
About stage(period)
About aggressive behavior
About Colubridae
About breeding period
About 儀式的闘争
About Elaphe quadrivirgata
About Autecology
About 繁殖期
About 観察