BIOL 2804 Lecture Notes - Lecture 6: Kin Selection, Mate Choice, Parental Investment
22 Dec 2019
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Two types of fitness: direct fitness a measurement of direct descendants an individual produce over its lifetime. I will willingly lay down my life for two brothers or eight first cousins . Extreme social cooperation: eusociality: eusociality or true sociality involves, cooperate in caring for young, reproductive castes (some individuals do not reproduce) Overlap of generations (multiple generations can exist at the same time and offspring can assist their parents) In practice it can be very complicated to determine populations. Why study populations: manage natural populations, control pests, manage rare and endangered species, help in managing ecosystems, help understanding diseases and epidemics, help anticipate changes associated with changing climate, understanding human population dynamics. Invasives: dispersion patterns, dispersion pattern spacing of individuals in a population, density and abundance, abundance the total number of individuals in an area (difficult to measure, how is abundance measured, plants, quadrants, hula hooping sampling.
