About HOKAO RYOJI
About 動物繁殖研
About SAITO TOORU
About 日本獣医畜産大
About WAKAFUJI YASUMASA
About 動物繁殖研
About TAKAHASHI KAZUAKI
About 日本獣医畜産大
About IMAMICHI TOMONORI
About 動物繁殖研
About Experimental Animals
About rat
About Reproductive physiology in general
About ラット
About 加齢
About 交尾行動