Theories & Concepts
Antelopes with long legs were able to run faster than antelopes with short legs. Therefore, they were able to escape predators more often. Over time, antelopes with long legs survived and antelopes with short legs became extinct. This example supports the principle of
Natural Selection
A researcher wants to know if children sit with the same people each day in the cafeteria by looking at where everyone sits each day for a month. The researcher will not do anything other than watch. Which form of research will this be?
Naturalistic observation