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Behavioral Ecolo14 - Behavioral Ecology Terms Contingency...

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Behavioral Ecology Terms Contingency Theory - A mathematical model to determine when an animal should eat a less profitable, but more abundant food and when the animal should pass this food up in search of a more profitable, but scarce food. Contingency Theory states that you should eat the less profitable food 2 if: E2/h2 > E1/(h1 + s1) Degree of relatedness - The probability of two individuals sharing identical genes by descent. Diploid - Having two copies of every chromosome, one from each parent. Direct fitness - The number of offspring an individual produces. Eusocial - A social strategy marked by a reproductive division of labor, cooperative rearing of young, and overlapping generations. Evolutionarily Stable Strategy - A strategy such that if all members of a population follow the rules, no other strategy could invade the population through natural selection. Fitness - A nonspecific term usually referring to direct fitness. Frequency-dependent selection - A form of natural selection in which the fitness of an
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