Environmental and genetic determinants of the male forceps length dimorphism in the European earwig Forficula auricularia L. J. L. Tomkins Original Article Pages: 1 - 8
Female distribution affects mate searching and sexual selection in male northern water snakes (Nerodia sipedon) G. P. BrownP. J. Weatherhead Original Article Pages: 9 - 16
Physiological correlates of genetic variation for rate of behavioral development in the honeybee, Apis mellifera T. GirayZ.-Y. HuangG. E. Robinsons Original Article Pages: 17 - 28
Storage and display of odour by male Saccopteryx bilineata (Chiroptera, Emballonuridae) C. C. VoigtO. von Helversen ORIGINAL ARTICLE Pages: 29 - 40
Host species affects the growth rate of cuckoo (Cuculus canorus) chicks Oddmund KlevenA. MoksnesMarcel Honza Original Article Pages: 41 - 46
Effects of paternal care on reproductive success in the polygynous spotless starling Sturnus unicolor J. MorenoJosé P. VeigaEduardo Mínguez Original Article Pages: 47 - 53
Tradeoffs between courtship, fighting, and antipredatory behavior by a lizard, Eumeces laticeps W. E. Cooper Jr. Original Article Pages: 54 - 59
Echolocation signals of the bat Eptesicus serotinus recorded using a vertical microphone array: effect of flight altitude on searching signals Marianne Egebjerg JensenL. A. Miller Original Article Pages: 60 - 69
Autotomy shapes the trade-off between seeking cover and foraging in larval damselflies R. Stoks Original Article Pages: 70 - 75
Measurement of parental investment and sex allocation in the European beewolf Philanthus triangulum F. (Hymenoptera: Sphecidae) E. StrohmK. Eduard Linsenmair Original Article Pages: 76 - 88
Extent and variation of sound enhancement inside burrows of the frog Eupsophus emiliopugini (Leptodactylidae) M. PennaRigoberto Solís Original Article Pages: 94 - 103
Can incest within cooperative breeding groups be detected using DNA fingerprinting? S. B. McRaeWilliam Amos Forum Pages: 104 - 107
Multilocus minisatellite DNA fingerprinting and cooperative breeding P. G. ParkerThomas C. JonesBradley D. Worden Forum Pages: 108 - 111