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Re: Even more on giant birds and dino phys (joy!)

David M. writes:

"OK, erm, their [turtles] lower limbs are graviportal :-] They can't move their wrists
and ankles, that's what I wanted to say."

Turtles can move their wrists and ankles -- how else would they be able to walk or swim? Turtles plantarflex and dorsiflex with the best of 'em.

Matt Bonnan
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