Lizard species diverging to survive -- Science Nation

Towering gypsum dunes span hundreds of square miles in New Mexico's White Sands National Monument, the largest gypsum dune field in the world. Hundreds of animal species thrive in this unique ecosystem, but it's the lizards, in particular, that have attracted biologists from the University of ...This is an NSF Multimedia Gallery item.
Source: NSF Multimedia Gallery - Category: Science Source Type: video