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  1. Foxy

    new paper on the Ivory-billed Woodpecker

    Thank you but I think I'll steer clear of papers. The forum has enough crackpot theories for now without even getting to the effects of air density, temperature, thermals and wing moult all having an effect on wing-beat.
  2. Foxy

    new paper on the Ivory-billed Woodpecker

    Coming from an aviation background my two penn'th is that the chord profile of the wing could make a massive difference to the lift generated and therefore the flap rates as well as size, weight etc so if there is a deeper camber in the wing there is greater lift generated and a slower flap rate...
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