III. Other Factors
B.
2. Survivor ship Curves
3. Cohort Sizes
-Cohort: particular age class
IV. Population Survival Strategies:
2 types:
A. r-selected: (weeds, insects, rodents, fish, grasses)
Age at first Reproduce- Early
Lifespan- short
Maturity- Early
Number of Offspring-Many
Early Mortality?- YES
Parental Care?- NO
Size- Small
Succession Type- Pioneer
B. k-selected: (humans, larger trees, large herbivores)
Age at first Reproduction- Late
Lifespan- Long
Maturity-Late
Number of Offspring- Few
Early Mortality?- NO
Parental Care?- YES
Size- Large
Succession Type- Climax
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