Slide 1 Life History Trade-offs Slide 2 LH Trade-offs Trade-offs have a central role in life history theory Trade-offs have been experimentally manipulated in both the lab…

Slide 1 Evolution of Life Histories Slide 2 Life Histories Concerned with –1. Size at reproductive maturity –2. Age at reproductive maturity –3. Number of offspring…

Slide 1 Life Histories How organisms grow and produce offspring Slide 2 Life History The schedule of an individual’s life: age at maturity, number of offspring, life span…

Slide 1 1 Life Histories Chapter 12 Adaptation of an organism that influence its biology over its life span; e.g. offspring #; survival, size and age of reproduction, maturation…

LIFE HISTORY EVOLUTION: Why do we get old and die? Can life histories evolve through natural selection? An organismâs life history is the stages it goes through in its lifetime:…

Evolution and Life Histories II LH example: Thrip egg mites LS: 4 days Life History Principles Generally begin with birds Reproductive output is accessible. Reproductive…

Life History = âstagesâ of life for an organism Number of offspring? How many usually survive? When do young mature (i.e. capable of reproduction)? How does environment…