Castration effect on throat skin colouration and vocal sac pigmentation in the toad (Bufo melanostictus).
D000818:Animals; D001001:Anura / Q000502:physiology*; D002369:Castration; D008297:Male; D010614:Pharynx; D010858:Pigmentation; D013739:Testosterone / Q000494:pharmacology / Q000502:physiology*
D013739:Testosterone