Evolutionary Change: Nothing stands still in biology

Abstract

The world around us is the product of evolution—not just the actual biological organisms such as the trees, birds and insects, but also many features of the environment such as the soil, atmosphere and buildings, which have been constructed by the actions of organisms over time. This life-built environment is in a constant state of change, as are all the biological lineages that inhabit it. So if you want to understand the world around you, then a passing familiarity with the nuts and bolts of evolutionary change is an important part of your intellectual toolkit. Understanding the processes of