title: Comparative hypoxic tolerance in the Sciuridae.
mesh_terms: D000818:Animals; D001831:Body Temperature; D006339:Heart Rate; D000860:Hypoxia / Q000503:physiopathology*; D010802:Phylogeny; D012119:Respiration; D012377:Rodentia / Q000502:physiology*; D012589:Sciuridae / Q000502:physiology*; D013045:Species Specificity