One of the enduring puzzles in biology and the social sciences is the origin and persistence
of intraspecific cooperation and altruism in humans and other species. Hundreds of …

Animal societies vary markedly in reproductive skew, the extent to which breeding is
monopolised by dominant individuals. In the last few years, a large number of different …

Living things are organized in a hierarchy of levels. Genes group together in cells, cells
group together in organisms, and organisms group together in societies. Even different …

In The Hadza, Frank Marlowe provides a quantitative ethnography of one of the last
remaining societies of hunter-gatherers in the world. The Hadza, who inhabit an area of East …

Literature Cited to accompany Animal Communication, 2e Page 1 Principles of Animal
Communication, Second Edition Jack W. Bradbury and Sandra L. Vehrencamp Chapter 14 …

Birds show bewildering diversity in their life histories, mating systems and risk of extinction.
Why do albatrosses delay reproduction for the first 12 years of their life while zebra finches …

Covering the major topics of evolutionary game theory, Game-Theoretical Models in Biology,
Second Edition presents both abstract and practical mathematical models of real biological …

Among vertebrates, fish show by far the greatest variability of alternative reproductive tactics
(ARTs). Usually, males attempting to monopolize access to females or fertilizations are …

“Limited control” models of reproductive skew in cooperative societies suggest that the
frequency of breeding by subordinates is determined by the outcome of power struggles with …

Previously developed models of reproductive skew have overlooked one of the main
reasons why subordinates might remain in a group despite restricted opportunities to breed …