Communal winter nesting and food sharing in Taiga Voles J. O. WolffWilliam Z. Lidicker Jr. OriginalPaper Pages: 237 - 240
Species-specific differences in pure tonal whistle vocalizations of five western North Atlantic dolphin species William W. Steiner OriginalPaper Pages: 241 - 246
Foragers of the harvester ant, Pogonomyrmex owyheei: a disposable caste? Sanford D. PorterClive D. Jorgensen OriginalPaper Pages: 247 - 256
Parental investment and its ecological consequences in the solitary wasp Sceliphron assimile (Dahlbom) (Sphecidae) B. E. Freeman OriginalPaper Pages: 261 - 268
Male spacing and the influence of female courtship behaviour in the bladder cicada, Cystosoma saundersii westwood Jane M. Doolan OriginalPaper Pages: 269 - 276
Troop size, habitat quality, and home range area in Japanese macaques Hiroyuki Takasaki OriginalPaper Pages: 277 - 281
Prolonged copulation: A male ‘postcopulatory’ strategy in a promiscuous species, Lygaeus equestris (Heteroptera: Lygaeidae) Birgitta Sillén-Tullberg OriginalPaper Pages: 283 - 289
The effect of chorus organization on mate localization in the Painted Reed frog (Hyperolius marmoratus) N. I. PassmoreS. R. Telford OriginalPaper Pages: 291 - 293
Acoustic adaptation in pygmy marmoset contact calls: Locational cues vary with distances between conspecifics Charles T. SnowdonAlexandra Hodun OriginalPaper Pages: 295 - 300
Foraging and spatiotemporal territories in the honey ant Myrmecocystus mimicus wheeler (Hymenoptera: Formicidae) Bert Hölldobler OriginalPaper Pages: 301 - 314