CT-Based Three-Dimensional Reconstructions of a Toothed Whale and Baleen Whale, Right Lateral View. (IMAGE)

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CT-Based Three-Dimensional Reconstructions of a Toothed Whale and Baleen Whale, Right Lateral View.

Caption

Top: Stenella attenuata (USNM 504048). Bottom: Balaenoptera acutorostrata, juvenile specimen not part of this study. The tympanoperiotic complex houses the middle and inner ear structures, and is highlighted in yellow. The insert images are photographs of prepared tympanoperiotic complexes from mature individuals: B. bonarensis (USNM 504955) and S. attenuata (USNM 487880). The tympanic aperture is indicated by the blue arrow and the acoustic funnel is illustrated by the pink cone. Scale bar = 2 cm.

Credit

Yamato et al.

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