Evolutionary principles of the mammalian middle ear.
D000818:Animals; D005075:Biological Evolution; D004429:Ear Ossicles / Q000033:anatomy & histology / Q000502:physiology; D004432:Ear, Middle / Q000033:anatomy & histology* / Q000502:physiology; D006309:Hearing / Q000502:physiology; D006801:Humans; D008322:Mammals / Q000033:anatomy & histology* / Q000502:physiology; D012886:Skull / Q000033:anatomy & histology