About 15 years ago researchers discovered genetic differences that probably explain the different fur coloring in desert mice populations in New Mexico and Arizona (see papers here and here). Mice populations living on light colored terrain tend to have light colored fur, and those on dark colored terrain tend to have dark colored fur. Blending in with the terrain helps to camouflage the mice, protecting them from predators.
And that is, apparently, exactly what the mice did about a thousan...
Published on January 06, 2017 10:43