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A limb of an animal with 5 digits (like an arm or a leg).
http://wiki.answers.com/Q/What_is_a_pentadactyl_li...
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All vertebrae's have these.
http://wiki.answers.com/Q/What_animal_has_a_pentad...
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-_-_-_-_-_-_-. I will focus on the on the pentadactyl FORELIMB (arm). It is the limb that is common in vertebrates (e.g. humans, birds, dogs, whales, bats ALL HAVE ONE!). It supports
http://wiki.answers.com/Q/What_does_a_pentadactyl_...
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I know that the pentadactyl limb is a homology, because the human arm, whale flipper, dog leg, etc. all evolved from that limb of a common ancestor. I'm trying to think in terms of
http://www.madsci.org/posts/archives/2001-01/98017...
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