Behavioral evidence for population structure in Lasioglossum (Dialictus) zephyrum female dispersion patterns P. F. KukukP. C. Decelles OriginalPaper Pages: 233 - 239
Larval hemolymph feeding: a nondestructive parental cannibalism in the primitive ant Amblyopone silvestrii Wheeler (Hymenoptera: Formicidae) Keiichi Masuko OriginalPaper Pages: 249 - 255
Sex differences in fitness following a group take-over among Toque macaques: testing models of social evolution Wolfgang P. J. Dittus OriginalPaper Pages: 257 - 266
Predator inspection behaviour in minnow shoals: differences between populations and individuals Anne E. Magurran OriginalPaper Pages: 267 - 273
Foraging decisions of American robins: somatic and reproductive tradeoffs Robert K. SwihartSteven G. Johnson OriginalPaper Pages: 275 - 282
Diploid male production — a significant colony mortality factor in the fire ant Solenopsis invicta (Hymenoptera: Formicidae) Kenneth G. RossDavid J. C. Fletcher OriginalPaper Pages: 283 - 291
Mating by pregnant water voles (Arvicola terrestris): a strategy to counter infanticide by males? Boel Jeppsson OriginalPaper Pages: 293 - 296
Male bird song attracts females — a field experiment Dag ErikssonLars Wallin OriginalPaper Pages: 297 - 299
Mate choice, fecundity and sexual dimorphism in two pipefish species (Syngnathidae) A. BerglundG. RosenqvistI. Svensson OriginalPaper Pages: 301 - 307