And it's not alone on the top of the dunes.
Web-footed geckos use a similar trick.
Surely, few animals go to greater lengths to get a drink.
Unfortunately, Namaqua chameleons know that on foggy mornings,
the beetles coming down the dunes are juicier than those going up.
The diversity of life that thrives in a world almost totally devoid of water is truly remarkable.
Success in the desert depends on an extraordinary variety of survival strategies that have evolved over millions of years.
But our planet is changing.
The world's deserts are growing bigger, hotter and drier, and they're doing so faster than ever before.
How life will cope here in the future remains to be seen.