Lecture 16 Flashcards

1
Q

Optimal patch use model

A

Predicts how long a forager should exploit a food patch diminishing returns

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2
Q

Cumulative gain curve

A

the cumulative amount of energy acquired increases more slowly as ore time is spent in the path

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3
Q

Socially Foraging

A

Producers and scroungers

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4
Q

Kleptoparasites

A

Animals that obtain food from other indiviuals

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5
Q

Producers V.S scroungers

A

Producers search for food; scroungers usurp food discoveries from producers

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6
Q

Producer-Scrounger-model

A

predicts the frequency of each foraging strategy in a group

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7
Q

Tome (1988): How long should Ruddy Ducks remain in a single foraging patch?

A

The birds spent more time in a patch based on travel time, ducks would attempt to maximalize energy intake while feeding from the patches

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8
Q

Sea star feeding example

A

Sea Stars take several days to consume a clam, conspicuous while eating

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9
Q

Mottley & Giraldeau (2000): What is the equilibrium frequency of producers and scroungers in spice finches

A

The model predicted

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