title: Status of comparative physiology.
mesh_terms: D000818:Animals; D005075:Biological Evolution; D004493:Education; D004777:Environment; D005380:Financing, Government; D006801:Humans; D009132:Muscles; D009316:National Institutes of Health (U.S.); D009420:Nervous System; D010828:Physiology, Comparative; D014481:United States