Risk-taking by female ducks: intra- and interspecific tests of nest defense theory Mark R. L. ForbesRobert G. ClarkTerry Armstrong OriginalPaper Pages: 79 - 85
Sexual selection and mating system in Zorotypus gurneyi Choe (Insecta : Zoraptera) Jae C. Choel OriginalPaper Pages: 87 - 93
Evidence of a maternal foraging cycle resembling that of otariid seals in a small phocid, the harbor seal D. J. BonesslW. D. BowenO. T. Oftedall OriginalPaper Pages: 95 - 104
Female aggression and male peace-keeping in a cichlid fish harem: conflict between and within the sexes in Lamprologus ocellatus Bernhard WalterFritz Trillmich OriginalPaper Pages: 105 - 112
Reproductive effort of colonial and solitary breeding tree sparrows Passer montanus L. Lajos SasváriZoltin Hegyi OriginalPaper Pages: 113 - 123
Genotypic differences in brood rearing in honey bee colonies: context-specific? Gene E. RobinsonRobert E. Page Jr.Naomi Arensen OriginalPaper Pages: 125 - 137
The costs and benefits of predator inspection behaviour in Thomson's gazelles Clare D. FitzGibbon OriginalPaper Pages: 139 - 148
Copulation behavior and paternity in the chaffinch B. C. SheldonT. Burke OriginalPaper Pages: 149 - 156
