When dunes collide

December 25, 2003 3:41 PM

The mating habitsof barchan sand dunes.
posted by homunculus (2 comments total)

neat stuff. very cool photos in the second link.
posted by specialk420 at 3:52 PM on December 25, 2003

We have wormsign.
posted by skallas at 12:19 AM on December 26, 2003