File:Pakicetus skull.jpg

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Pakicetus was one of the very earliest types of whales. Can you spot features on its skull that remind you of land mammals?

Feature found in whales ? bony cases around the ears called auditory bullae

Features found in land mammals ? nose near the tip of the snout ?teeth specialized for tearing and chewing food

Notice the position of the nostrils in the recreation image

www.flickr.com/photos/ellenm1/4260549727/
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The skull of Pakicetus, a 48.5-million-year-old whale

Author Ellen from Ann Arbor, MI, USA

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This file is licensed under the Creative Commons Attribution 2.0 Generic license.
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This image, originally posted to Flickr, was reviewed on January 18, 2010 by the administrator or reviewer File Upload Bot (Magnus Manske), who confirmed that it was available on Flickr under the stated license on that date.

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Date/TimeThumbnailDimensionsUserComment
current18:10, 16 November 2010Thumbnail for version as of 18:10, 16 November 20101,196 × 708 (445 KB)Conty (talk | contribs)Cropped
08:25, 18 January 2010Thumbnail for version as of 08:25, 18 January 20101,600 × 1,200 (587 KB)File Upload Bot (Magnus Manske) (talk | contribs){{Information |Description=''Pakicetus'' was one of the very earliest types of whales. Can you spot features on its skull that remind you of land mammals? '''Feature found in whales''' ? bony cases around the ears called auditory bullae '''Features foun

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