BIOL 243 Lecture Notes - Lecture 1: Wild Type, Life History Theory, Infant
26 Jan 2015
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Topic d: cost of living : energy & reproduction. Recognize that the optimal resolution of these tradeoffs determine life history traits such as: when to start breeding, how often to breed, how much to invest in each offspring, and how long to live. Conclusion: if log(survival) is linear with age, then mortality"s constant. !5 g o l g o l g o l. Male song sparrows (melospiza melodia) hatched in 1977 on. Mandarte island, bc, and followed until their demise . lx = survivorship (fraction of original cohort still alive) fecundity = # babies raised (fledged from nest) Smith (1988; in lifetime reproductive success; clutton-brock (ed. )) How to explain patterns of survivorship: adults. Why does natural selection tolerate senescence? g p. _ s a s e c n e. _ h i i i t i a d e m k w s n o m m o c w.
