Parental investment, potential reproductive rates, and mating system in the strawberry dart-poison frog, Dendrobates pumilio Heike PröhlWalter Hödl ORIGINAL ARTICLE Pages: 215 - 220
Exaggerated male eye span influences contest outcome in stalk-eyed flies (Diopsidae) Tami M. PanhuisGerald S. Wilkinson ORIGINAL ARTICLE Pages: 221 - 227
Evidence for division of labor in the social caterpillar Eucheira socialis (Lepidoptera: Pieridae) Dessie L. A. UnderwoodArthur M. Shapiro ORIGINAL ARTICLE Pages: 228 - 236
Does the African social spider Stegodyphus dumicola control the sex of individual offspring? Leticia AvilésCora VarasEric Dyreson ORIGINAL ARTICLE Pages: 237 - 243
Maternal energy expenditure does not change with flight costs or food availability in the pied flycatcher (Ficedula hypoleuca): costs and benefits for nestlings Juan MorenoSantiago MerinoRosa Rodríguez ORIGINAL ARTICLE Pages: 244 - 251
Low paternity in the hornet Vespa crabro indicates that multiple mating by queens is derived in vespine wasps Kevin R. FosterPerttu SeppäPeter A. Thorén ORIGINAL ARTICLE Pages: 252 - 257
Female choice in the opportunistic mating of wild chimpanzees (Pan troglodytes schweinfurthii) at Mahale Akiko Matsumoto-Oda ORIGINAL ARTICLE Pages: 258 - 266
Why do snakes have eyes? The (non-)effect of blindness in island tiger snakes (Notechis scutatus) Xavier BonnetDon BradshawDavid Pearson ORIGINAL ARTICLE Pages: 267 - 272
Gene flow and local adaptation in a sunfish-salamander system Andrew Storfer ORIGINAL ARTICLE Pages: 273 - 279
Should I stay or should I go? Testing optimality models of stopover decisions in migrating birds Thomas P. WeberThord FranssonAlasdair I. Houston ORIGINAL ARTICLE Pages: 280 - 286
