Originally Posted by Ringman
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Didn't the gradual disappearance of legs via mutation aid the various species of snakes in taking full survival advantage of their various niches? Same could be said for the loss of whale legs via the same process.


Where are the intremediates?
There are a few fossilized Cretaceous snakes with tiny legs. Not many, because snakes don't tend to fossilize well, but there are a few.

But you don't need the fossils, as certain strains of living lizards show the same pattern that the snake's ancestors progressed through. I'm speaking of skinks, many of whom have very tiny legs, and some have no visible limbs at all.

This skink has tiny legs:

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This skink has almost completely lost its legs:

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This one has:

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