BIOL 208 Topic 5 - Behavioural Ecology

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12 Terms

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Optimal Foraging Theory

A theory that considers the tradeoffs for predatorPs’ conflicting demands.

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Profitability

The net energy gained per unit time.

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Inclusive Fitness

Fitness determined by survival and reproduction of an individual plus their relatives.

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Altruism

Performing acts that benefit the recipient but harm the donor.

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Hermaphrodites

Individuals that are able to perform both male and female reproductive functions.

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Monogamy

A mating pair of 1 male and 1 female.

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Promiscuity

A mating system involving >1 male or female.P

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Polygyny

A mating system that involves 1 male and >1 female.

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Polyandry

A mating system that involves 1 female and >1 male.

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Polygynandry

A mating system that involves >1 male and >1 female.

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Intrasexual Selection

Mate selection that involves competition within 1 sex.

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Intersexual Selection

Mate selection that involves prioritizing a particular trait.