Gray Whale Ear 0001

Photograph of the left ear of a Gray Whale (Eschrichtius robustus) in both medial (top) and lateral (bottom) views. The two major bone components of the ear are the tympanic bone which houses the middle ear cavity and ossicles (malleus, incus, stapes) and sits ventral to the periotic bone which houses the inner ear (cochlea). (interactive image)