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Chapter 13 Opener: Weaver ants form superbly cooperative societies

Chapter 13 Opener: Weaver ants form superbly cooperative societies. 13.1 The energy budget of “helpers” in Neolamprologus pulcher (Part 1). 13.1 The energy budget of “helpers” in Neolamprologus pulcher (Part 2).

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Chapter 13 Opener: Weaver ants form superbly cooperative societies

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  1. Chapter 13 Opener: Weaver ants form superbly cooperative societies

  2. 13.1 The energy budget of “helpers” in Neolamprologus pulcher (Part 1)

  3. 13.1 The energy budget of “helpers” in Neolamprologus pulcher (Part 2)

  4. 13.2 Effect of removal of the top-ranked subordinate helper in a cooperatively breeding group

  5. 13.3 Reproductive interference in a social animal

  6. 13.4 Competition for food is a cost of sociality in the fieldfare

  7. 13.5 Effect of parasites on cliff swallow nestlings

  8. 13.6 Social living with defensive benefits?

  9. 13.7 Mutual defense in a society of bluegills

  10. 13.8 The different categories of helping behavior

  11. 13.9 Cooperation among competitors

  12. 13.10 Cooperative courtship of the long-tailed manakin

  13. 13.11 Cooperation with an eventual payoff

  14. 13.12 A meerkat sentinel on the alert for approaching predators

  15. 13.13 Reciprocity in a social primate

  16. 13.14 Experimental demonstration of reciprocity in cotton-top tamarins (Part 1)

  17. 13.14 Experimental demonstration of reciprocity in cotton-top tamarins (Part 2)

  18. 13.15 The prisoner’s dilemma

  19. 13.16 The components of selection and fitness

  20. 13.17 A Belding’s ground squirrel gives an alarm call after spotting a terrestrial predator

  21. 13.18 Altruism and relatedness in pied kingfishers

  22. 13.19 Cooperation among scrub jay relatives

  23. 13.20 Seasonal changes in prolactin concentrations in breeders and nonbreeding helpers (Part 1)

  24. 13.20 Seasonal changes in prolactin concentrations in breeders and nonbreeding helpers (Part 2)

  25. 13.21 Helpers at the nest help parents raise more siblings in the Florida scrub jay

  26. 13.22 Conditional reproductive tactics of female white-fronted bee-eaters (Part 1)

  27. 13.22 Conditional reproductive tactics of female white-fronted bee-eaters (Part 2)

  28. 13.23 Haplodiploid sex determination in Hymenoptera (Part 1)

  29. 13.23 Haplodiploid sex determination in Hymenoptera (Part 2)

  30. 13.23 Haplodiploid sex determination in Hymenoptera (Part 3)

  31. 13.24 Conflict within ant colonies over reproduction

  32. 13.25 A test of a hypothesis based on transactional theory

  33. 13.26 The effect of relatedness on equality of reproductive opportunities

  34. 13.27 Eusocial insects have sterile castes

  35. 13.28 Suicidal sacrifice by a worker bee

  36. 13.29 Eusociality has an evolutionary history

  37. 13.30 Haplodiploidy and the evolution of eusociality in the Hymenoptera (Part 1)

  38. 13.30 Haplodiploidy and the evolution of eusociality in the Hymenoptera (Part 2)

  39. 13.31 A sterile thrips soldier (right) next to a reproductive foundress female (left)

  40. 13.32 Altruism in aphids

  41. 13.33 Selfish behavior of aphid clone invaders

  42. 13.34 A mammal with an effectively sterile caste

  43. 13.35 Fortress living space may provide an incentive against dispersal in many eusocial insects

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