Scientists zoom in on snake skin to see how they navigate sandy surfaces – ZME Science

Despite having a similar body shape and structure, not all snakes move in the same way. Most, when they move from A to B, slither head-first. But a minority of them (especially desert snakes) do it differently: they slither with their mid-sections first, slithering sideways across the loose sand. Now, researchers know why.
At first glance, you’d think that snakes have a hard time moving around — after all, they have no legs. But here’s the thing: not only do snakes do just fine by slithering, they’re…

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