Chapter 10 Self Quiz Summary

  1. Animal may involve complex relationships among several species. playvideo
  2. Some animals, especially birds in the family are capable of tremendous memory to remember the locations of food caches.
  3. According to the foraging theory, rate with the most profitable food item determines an animal's choice of food.
  4. The value theorem predicts how much time a forager should stay in a given patch.
  5. Foraging for energy-rich foods may need to be balanced against the need to consume energy-poor food that provide nutrients such as ; this need can be estimated by programming models.
  6. Hungry foragers should be prone, that is, willing to assume greater variance (risk) in food intake. Less hungry individuals tend to be more risk averse.
  7. Learning how and on what to forage may involve innovations; size often correlates with the frequency of such foraging innovations.
  8. The theory of learning predicts that a reward obtained by effort is valued more than the same reward obtained with effort.
  9. In group-living species, social interactions within a group can impact foraging behavior.
    • Cooperative in wild dogs and chimpanzees increases foraging success for the group.
    • Scavengers benefit from learning, though may inhibit learning.
    • of the foraging behavior of others may alter an individual's food choice.
    • Learning about foraging environments may be obtained from information.
  10. Foraging behavior is often controlled by products such as the period gene and hormones.
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