Group: alt.philosophy · Group Profile · Search for Insurmountably in alt.philosophy
Author: Hamady
Date: Sep 20, 2008 05:25
... two different living classes. In terms of such features as their skeleton structure, lung systems, and warm-blooded metabolism, birds are very different from reptiles. Another trait that poses an insurmountable gap between birds and reptiles is the feathers of birds which have a form entirely peculiar to them. The bodies of reptiles are covered with scales, whereas the bodies of birds ...
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