Socially induced delayed primiparity in brown bears Ursus arctos Ole-Gunnar StøenAndreas ZedrosserJon E. Swenson Original Article 29 June 2006 Pages: 1 - 8
The dynamic nature of antipredator behavior: prey fish integrate threat-sensitive antipredator responses within background levels of predation risk Grant E. BrownAlix C. RiveDouglas P. Chivers Original Article 28 June 2006 Pages: 9 - 16
Collective decisions in ants when foraging under crowded conditions Audrey DussutourStamatios C. NicolisVincent Fourcassié Original Article 02 August 2006 Pages: 17 - 30
Indirect genetic benefits of polyandry in a spider with direct costs of mating Alexei A. MaklakovYael Lubin Original Article 15 July 2006 Pages: 31 - 38
Testing the ability of males and females to respond to altered songs in the dueting green lacewing, Chrysoperla plorabunda (Neuroptera: Chrysopidae) Charles S. HenryMarta Lucía Martínez Wells Original article 25 July 2006 Pages: 39 - 51
Environmental and phylogenetic correlates of Eulemur behavior and ecology (Primates: Lemuridae) Kerry OssiJason M. Kamilar Original Article 09 August 2006 Pages: 53 - 64
Resource distributions and diet development by trial-and-error learning Daniel J. van der PostPaulien Hogeweg Original Article 29 August 2006 Pages: 65 - 80
Males are attracted by their own courtship signals Pablo D. RibeiroJohn H. ChristyTae Won Kim Original Article 25 July 2006 Pages: 81 - 89
The reproductive dilemmas of queenless red dwarf honeybee (Apis florea) workers Piyamas NanorkSiriwat WongsiriBenjamin P. Oldroyd Original Article 02 August 2006 Pages: 91 - 97
Temporal patterns in reproduction may explain variationin mating frequencies in the green-veined white butterfly Pieris napi Panu VälimäkiArja KaitalaHanna Kokko Original Article 09 August 2006 Pages: 99 - 107
Association patterns and kinship in female Indo-Pacific bottlenose dolphins (Tursiops aduncus) of southeastern Australia Luciana M. MöllerLuciano B. BeheregarayRobert G. Harcourt Original Article 08 August 2006 Pages: 109 - 117
Mating tactics and mating system of an aquatic-mating pinniped: the harbor seal, Phoca vitulina Daryl J. BonessW. Don BowenGregory J. Marshall Original Article 03 August 2006 Pages: 119 - 130
Contrasting home-range size and spatial partitioning in cryptic and sympatric pipistrelle bats B. NichollsP. A. Racey Original article 01 September 2006 Pages: 131 - 142
Seasonal nestmate recognition in the ant Formica exsecta Andreas KatzerkePeter NeumannRobin F. A. Moritz Original Article 04 August 2006 Pages: 143 - 150
Paying for information: partial loads in central place foragers A. DornhausE. J. CollinsJ. M. McNamara Original Article 24 August 2006 Pages: 151 - 161