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 conditions?
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.