Ridley, Jo; Yu, Douglas W.; Sutherland, William J. - In: Behavioral Ecology 16 (2005) 2, pp. 358-363
Recent studies have shown that individuals of species that live in groups tend to have high annual survival, but this link has lacked a theoretical explanation. We evaluate two hypotheses that explain how longevity could have led to the evolution of group living. The first is the territory...