title: Seasonal variations in circulating thyroxine and triiodothyronine concentrations in spotted munia Lonchura punctulata.
mesh_terms: D000818:Animals; D001717:Birds / Q000502:physiology*; D008297:Male; D012621:Seasons; D012726:Sexual Behavior, Animal / Q000502:physiology; D013974:Thyroxine / Q000097:blood*; D014284:Triiodothyronine / Q000097:blood*
chemical_list: D014284:Triiodothyronine; D013974:Thyroxine