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Re: Pterosaur landing track

On Wed, 19 Aug 2009, jrc wrote:

While I agree that the trackway should see more work, like Kevin I find it
more convincing as a landing trackway than as swimming prints.  This might

Would it be safe to assume they took off from roughly the same ground

be a good place to mention that while pterosaurs land using the same
mechanisms as birds, neither are doing a conventional steady-state 'stall'.
It would appear that both use the same unsteady process called 'full
alternating momentum reversal', which creates a flow more similar to that of
the 'fast start' mechanism in fish than to a stall.