Evolution takes many forms. Sometimes, species can influence each other’s evolution. This is known as coevolution. Discover how coevolution works, who discovered this phenomenon and examples of it ...
When our distant ancestors first traded nomadic life for farming, villages, and permanent homes, you might assume that the beastly forces of natural selection lost their ability to shape our species, ...
Natural selection is the process by which some organisms in a population survive and reproduce, while others do not, based on their bodies and behaviour. It is one of the processes by which species ...
The Indigenous peoples of the Bolivian highlands are survivors. For thousands of years they have lived at altitudes of more than two miles, where oxygen is about 35 percent lower than at sea level.