Ecology Exam 1.3

Cost Benefit/Analysis
Determined by natural selection, decisions result in tradeoffs or compromises with optimize reproductive fitness over lifespan.
Decision Levels
Evolutionary/phylogenetic – age of reproduction, levels under direct individual control – where to forage.
Reproductive Value
Current reproductive success + future reproductive potential.
Future Reproductive Success
Future survivorship + future fecundity.
Fecundity
Ability to reproduce as an organism surives over time.
Douglas Fir
Good conditions for growth = fewer cones, worse conditions for growth = more cones.

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