title: Correlation between blood level of androgens and sexual behavior in male leopard frogs, Rana pipiens.
mesh_terms: D000818:Animals; D013196:Dihydrotestosterone / Q000097:blood*; D007985:Leydig Cells / Q000166:cytology; D008297:Male; D010902:Pituitary Gland / Q000637:transplantation; D011894:Rana pipiens / Q000502:physiology*; D012621:Seasons; D012726:Sexual Behavior, Animal / Q000502:physiology*; D013091:Spermatogenesis; D013737:Testis / Q000166:cytology; D013739:Testosterone / Q000097:blood*; D014184:Transplantation, Homologous
chemical_list: D013196:Dihydrotestosterone; D013739:Testosterone