title: Electrocardiographic observations on the tuatara, Sphenodon punctatus.
mesh_terms: D000818:Animals; D001831:Body Temperature; D004562:Electrocardiography; D005260:Female; D006321:Heart / Q000502:physiology*; D006339:Heart Rate; D008116:Lizards; D008297:Male; D012104:Reptiles; D013045:Species Specificity