Multiple mating in the ant Acromyrmex versicolor: a case of female control A. K. ReichardtD. E. Wheeler Pages: 219 - 225
Solitary behavior in a high-altitude population of the social sweat bee Halictus rubicundus (Hymenoptera: Halictidae) G. C. EickwortJ. M. EickwortW. T. Wcislo Pages: 227 - 233
Babysitting, dive synchrony, and indications of alloparental care in sperm whales Hal Whitehead Pages: 237 - 244
Ecophysiological constraints associated with aggression, and evolution toward pacifism in Spalax ehrenbergi G. GanemEviatar Nevo Pages: 245 - 252
Limb regeneration and subsequent asymmetry in a male secondary sexual character influences sexual selection in wolf spiders G. W. UetzWilliam J. McClintockKristina K. Cook Pages: 253 - 257
Manipulation of sex ratio at birth by urinary cues in a prosimian primate Martine Perret Pages: 259 - 266
Female control of offspring paternity in a western population of red-winged blackbirds (Agelaius phoeniceus) E. M. Gray Pages: 267 - 278
Analysis of the causal components of assortative mating in water striders L. RoweG. Arnqvist Pages: 279 - 286
Interspecific attraction to the mobbing calls of black-capped chickadees (Parus atricapillus) Christine R. Hurd Pages: 287 - 292