2. POPULATIONS: SIZE AND DYNAMICS
3. r-SELECTED AND k- SELECTED SPECIES
4. THINKING ABOUT HUMAN POPULATIONS
5. COMMUNITIES: LOOKING AT THE INTERACCIONS OF MANY
6. TYPES OF INTERACTION AMONG COMMUNITY MEMBERS
7. SUCCESION IN COMMUNITIES
FOTO: PAISAJE PERUANO POR G. CHARLIE CASTRO M.
Ecology is the study of how living things interact-with each other and with their physycal enviroment. One way of studying these interactionsis to focus on populations, meaning all the members of a single species living in on area. Another approach is to look at communities, meaning all the species living in one area.
AN INTERACTIVE LIVING WORLD : BIOLOGY . DAVID KROGH