APES Study Guide 5 Populations This unit will include the study of species interactions and reproductive strategies and how these and other factors affect species diversity. You will also learn a few of the tools that may be used to measure species diversity. Textbook References Miller, Living In The Environment, 16th edition: Chapter 5 (p143-169) (26 pages) Outside Reading TBA Other Materials Planet Earth, ?Great Plains? Vocabulary (39) species diversity species richness species evenness theory of island biogeography habitat island interspecific competition parasitism mutualism commensalism predation inhibition allopathy facilitation native species exotic/introduced/alien species indicator species endemic species ubiquitous species keystone species primary succession