1. Community Ecology Part 1
Life Science
Community Ecology
Part 1

2. Community

3. Competition and also predation

4. Herbivory (This is also predation.)

5. Parasitism

6. Camouflage (Can you see the bird?)

7. Warning Coloration

8. Chemicals

9. Mimicry (Harmless Cuckoo bee left side and harmful yellow jacket right side)

10. Mutualism

11. Commensalism

12. Community Ecology Part 2
Life Science
Community Ecology
Part 2

13. Energy flow and trophic levels

14. Food Chains

15. 10% Rule – 10% of the energy is passed from level below to the level above. 90% of energy is spent keeping the organism alive.

16. Food Webs Interacting Food Chains

17. Community Ecology Part 3
Life Science
Community Ecology
Part 3

18. Succession (Mount St. Helens, WA)

19. Primary Succession (Remember Hawaii?)

20. Primary Succession (Pioneer species - Lichens)

21. Primary Succession

22. Primary succession

23. Primary Succession Climax Community (Hawaii today)

24. Secondary succession (Forest fire destroys the forest)

25. Secondary Succession (Then over time…life returns)