Ecology and Evolutionary Biology

The branch of biology that deals with the relations of organisms to one another and to their physical surroundings is called Ecology and Evolutionary biology is the subfield of biology that studies the evolutionary processes that produced the diversity of life on Earth, starting from a single common ancestor. These processes include natural selection, common descent, and speciation. Ecology and Evolutionary Biology need to be studied in order to understand the current changes in the biology field and systems.