title: Effects of castration and androgen replacement on male courtship behavior in the red-sided garter snake (Thamnophis sirtalis parietalis).
mesh_terms: D000728:Androgens / Q000097:blood / Q000502:physiology*; D000818:Animals; D002369:Castration; D003380:Courtship; D004777:Environment; D008297:Male; D009929:Organ Size; D012911:Snakes / Q000502:physiology*; D013091:Spermatogenesis; D013737:Testis / Q000033:anatomy & histology
chemical_list: D000728:Androgens