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Baird & Dill. 1996. Behavioral Ecology 7:408-416.

Baird & Dill. 1996. Behavioral Ecology 7:408-416. Foundations of Aggregation Economies. Foraging Avoiding Predation Mate Location Reproduction Time/Energy Budgets. Increasing Group Size G Individual Scans Less Collective Vigilance May Increase Interference/Individual Increases

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Baird & Dill. 1996. Behavioral Ecology 7:408-416.

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  1. Baird & Dill. 1996. Behavioral Ecology 7:408-416.

  2. Foundations of Aggregation Economies Foraging Avoiding Predation Mate Location Reproduction Time/Energy Budgets

  3. Increasing Group Size G • Individual Scans Less • Collective Vigilance May Increase • Interference/Individual Increases • Net Effect: Change in Foraging Time Model, Tests

  4. Time Budgets and Group Size

  5. Yellow-eyed Junco (Juncophaeonotus)

  6. Group Size

  7. Group Size

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