title: The relation of blood hemoglobin concentration to body size in the toad Bufo boreas.
mesh_terms: D000818:Animals; D001824:Body Constitution; D001835:Body Weight; D002025:Bufonidae / Q000097:blood*; D005260:Female; D006454:Hemoglobins / Q000378:metabolism*; D008297:Male; D008706:Methemoglobin; D012737:Sex Factors
chemical_list: D006454:Hemoglobins; D008706:Methemoglobin