Its story is a classic example of natural selection ... found throughout Eurasia and North America and can be either white or black. When black and white morphs breed, their offspring are also ...

Natural selection had fallen out of favor ... particularly simple patterns of black and white, and field studies of the benefits and drawbacks of color schemes in different habitats, are now ...

Black or white, or combinations of both ... the Industrial Revolution is one of the most well-known examples of Charles Darwin's theory of natural selection in action. Until the mid-1800s the light ...

“People have speculated for a long time that the Black Death might be a strong cause of selection, but it’s hard to demonstrate that when looking at modern populations, because humans had to face many ...

Klunk et al. asked a simple question — was the Black Death so deadly that it triggered an episode of natural selection in the genomes of infected individuals? In other words, did survivors carry ...