His illustrative examples demonstrate the ... traits of those interacting species. Coevolution has been studied for almost as long as the theory of evolution by natural selection has been around.

This is an example of coevolution. Usually, we think of a population that adapts to changes in a physical environment. Often, however, the pressure to adapt comes from another organism.

It's a pattern that's strikingly ... this back-and-forth kind of evolution, known as coevolution, has come much more sharply into focus. For example, scientists have long puzzled over exactly ...

For more than fifty years, scientists have described instances of 'rapid evolution' in specific populations as their traits (phenotypes) change in response to varying stressors. For example ...

They usually try to mimic the eggs of their hosts, while the hosts develop strategies to recognize the parasite eggs, for example by evolving changes in the appearance of their own eggs. The genetic ...