Parental investment in southern elephant seals, Mirounga leonina T. S. McCannM. A. FedakJ. Harwood OriginalPaper Pages: 81 - 87
Correlates of copulatory success in a fallow deer lek Marco ApollonioMarco Festa-BianchetFranco Mari OriginalPaper Pages: 89 - 97
Relationships between spacing behavior and growth rates: A field study of lizard feeding territories J. A. StampsP. K. Eason OriginalPaper Pages: 99 - 107
Parental investment and the secondary sex ratio in northern elephant seals Burney J. Le BœufRichard ConditJoanne Reiter OriginalPaper Pages: 109 - 117
Mating success of male hermit crabs in shell generalist and shell specialist species Brian A. Hazlett OriginalPaper Pages: 119 - 128
Nest defence by song sparrows: methodological and life history considerations Patrick J. Weatherhead OriginalPaper Pages: 129 - 136
Male contests in the scarlet rosefinch (Carpodacus erythrinus) in relation to asymmetries in resource holding power and pairing status Mats Björklund OriginalPaper Pages: 137 - 140
Agonistic interactions in siskin flocks: Why are dominants sometimes subordinate? J. C. SenarM. CamerinoN. B. Metcalfe OriginalPaper Pages: 141 - 145
Geographic variation in social organization of Galápagos mockingbirds: ecological correlates of group territoriality and cooperative breeding Robert L. Curry OriginalPaper Pages: 147 - 160