Territorial defence and intra-pair cooperation in the carrion crow (Corvus corone) I. BossemaR. F. Benus OriginalPaper Pages: 99 - 104
Predator avoidance and school size in a cyprinodontid fish, the banded killifish (Fundulus diaphanus Lesueur) Jean-Guy J. GodinM. Joanne Morgan OriginalPaper Pages: 105 - 110
Aerial defense of the nest by workers of the stingless bee Trigona (Tetragonisca) angustula (Latreille) (Hymenoptera: Apidae) D. Wittmann OriginalPaper Pages: 111 - 114
Mammalian breath: trigger of defensive chemical response in a tenebrionid beetle (Bolitotherus cornutus) Jeffrey ConnerScott CamazineThomas Eisner OriginalPaper Pages: 115 - 118
Colonial and single breeding in fieldfares, Turdus pilaris L.: a comparison of nesting success in early and late broods Volker Haas OriginalPaper Pages: 119 - 124
Female habitat choice as a determinant of the reproductive success of the territorial male marine iguana (Amblyrhynchus cristatus) N. Rauch OriginalPaper Pages: 125 - 134
Sampling behavior of starlings foraging in simple patchy environments Steven L. Lima OriginalPaper Pages: 135 - 142
Geographic variation in songs of the Bewick's wren: a search for correlations with avifaunal complexity Donald E. Kroodsma OriginalPaper Pages: 143 - 150
Estimation of kinship parameters: the island model with separate sexes Martyn G. Murray OriginalPaper Pages: 151 - 159
Risk-sensitive foraging in common shrews (Sorex araneus L.) C. J. BarnardC. A. J. Brown OriginalPaper Pages: 161 - 164
Predatory behavior of Polybia sericea (Olivier), a tropical social wasp (Hymenoptera: Vespidae) M. A. Raveret RichterR. L. Jeanne OriginalPaper Pages: 165 - 170
Song repertoires and density assessment in red-winged blackbirds: further tests of the Beau Geste hypothesis Ken YasukawaWilliam A. Searcy OriginalPaper Pages: 171 - 175
Social organization in the bat Pipistrellus pipistrellus Rune GerellKarin Lundberg OriginalPaper Pages: 177 - 184
Acoustic and visual cues in the dances of four honey bee species William F. Towne OriginalPaper Pages: 185 - 187
Lack of social entrainment of free-running circadian activity rhythms in the Australian sugar glider (Petaurus breviceps: Marsupialia) Sabine Kleinknecht OriginalPaper Pages: 189 - 193