Orientation of homing pigeons at magnetic anomalies A. J. LednorC. Walcott OriginalPaper Pages: 3 - 8
Antipredation role of clumped nesting by marsh-nesting red-winged blackbirds J. PicmanM. LeonardA. Horn OriginalPaper Pages: 9 - 15
Genotypic variability in age polyethism and task specialization in the honey bee, Apis mellifera (Hymenoptera: Apidae) Nicholas W. CalderoneRobert E. Page Jr. OriginalPaper Pages: 17 - 25
Female pied flycatchers Ficedula hypoleuca choose male characteristics in homogeneous habitats Jan T. LifjeldTore Slagsvold OriginalPaper Pages: 27 - 36
Patch use as an indicator of habitat preference, predation risk, and competition Joel S. Brown OriginalPaper Pages: 37 - 47
Copulatory tactics in relation to sperm competition in Rocky Mountain bighorn sheep John T. Hogg OriginalPaper Pages: 49 - 59
Population differences in how black-tailed prairie dogs deal with snakes W. J. Loughry OriginalPaper Pages: 61 - 67
Social organization and space-use in Gunnison's prairie dog Linda S. Rayor OriginalPaper Pages: 69 - 78