A comparative study of nitrogen excretion in some Amphibia and reptiles.
D000663:Amphibians / Q000378:metabolism*; D000818:Animals; D001692:Biological Transport; D001826:Body Fluids; D009584:Nitrogen / Q000652:urine*; D012104:Reptiles
D009584:Nitrogen
AMPHIBIA/metabolism; NITROGEN/urine; REPTILES