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RE: Terrestriality is a bias



At 14:00 10-06-2000 -0700, you wrote:
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>
>>>All the references I've checked indicate that the Aye Aye's elongated
>digit
>is an adaptation for feeding (reaching into holes in trees to extract
>larvae) not for arborealty. It is unique among all arboreal lemurs in having
>that modification.  If that's the case, how does your analogy support
>arborealty in this new little dinosaur?<<
>
>Luis should have added this, the retrevered helix is just as low on the
>metatarsals as modern birds. This means that it could have easily perched
>while using its long third digit (?).
>Tracy
>
Do you mean a helix, or a hallux?

Fred
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