Osu to Mesu
Subtitle: sei wa naze aru no ka
By: Hasegawa Mariko
Series: NHK ningen daigaku; NHK ningen daigaku
Publisher: Nihon Hōsō Shuppan Kyōkai
Published: 1997
Place of publication: Tōkyō
Language: jpn
Number of pages: 137
Subjects: Sexual behavior in animals; Sex (Biology)
Notes: A text for NHK Kyōiku Terebi, Apr.-Jun., 1997.

Includes bibliographical references (p. i-iv, second group).