File:Sperm whale exposed frontal sac.jpg

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English: The frontal sac of a sperm whale, exposed. The knobbly surface is the posterior wall of the sac.
Date
Source Animal Orientation and Navigation pg 400
Author NASA

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Public domain This file is in the public domain in the United States because it was solely created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (See Template:PD-USGov, NASA copyright policy page or JPL Image Use Policy.)
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6 April 2013

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Date/TimeThumbnailDimensionsUserComment
current14:29, 6 April 2013Thumbnail for version as of 14:29, 6 April 2013905 × 693 (170 KB)KurzonUser created page with UploadWizard
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