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Re: Dino Knees
>The amount of femoral action in fast running animals is considerable. It is
>very much so in a galloping horse (about 60 degrees), and is still fairly
>high in a bird (about 45-50 degrees, in a walking bird the femur is held
>almost immobile and horizontal). There would be no point ot having a femur if
>it were not used!
The point I was trying to make was that, compared to the lower leg,
the upper leg doesn't move all that much (~130 degrees, if the animal
is *really* flexible).