Reproductive partitioning in communally breeding guira cuckoos, Guira guira Regina H. F. MacedoMariana O. CarielloHubert Schwabl Original Article 11 November 2003 Pages: 213 - 222
Lévy walk patterns in the foraging movements of spider monkeys (Ateles geoffroyi) Gabriel Ramos-FernándezJosé L. MateosBárbara Ayala-Orozco Original Article 06 November 2003 Pages: 223 - 230
Sex ratio adjustment and maternal condition in two aphid species Joachim L. DaggStefan Vidal Originial Article 01 November 2003 Pages: 231 - 235
Social status in relation to Sindbis virus infection clearance in greenfinches Karin M. Lindström Original Article 31 October 2003 Pages: 236 - 241
Information transfer during recruitment in the ant Lasius niger L. (Hymenoptera: Formicidae) Julien Le BretonV. Fourcassié Original Article 05 November 2003 Pages: 242 - 250
Reproductive stage and phonotactic preferences of female midwife toads (Alytes cisternasii) Jaime BoschLuz Boyero Original Article 05 November 2003 Pages: 251 - 256
Persistence of individually distinctive display patterns in fatigued side-blotched lizards (Uta stansburiana) Yoni BrandtJ. Ryan Allen Original Article 13 November 2003 Pages: 257 - 265
Mate preferences by male guppies (Poecilia reticulata) in relation to the risk of sperm competition Laura D. DosenRobert Montgomerie Original Article 13 November 2003 Pages: 266 - 271
Intraspecific variation of testis size and sperm length in the yellow-pine chipmunk (Tamias amoenus): implications for sperm competition and reproductive success Albrecht I. Schulte-HosteddeJohn S. Millar Original Article 31 October 2003 Pages: 272 - 277
Mate choice in the brown thornbill (Acanthiza pusilla): are settlement decisions, divorce and extrapair mating complementary strategies? David J. GreenElizabeth A. KrebsAndrew Cockburn Original Article 05 November 2003 Pages: 278 - 285
The communal crop: modulation of sucrose response thresholds of pre-foraging honey bees with incoming nectar quality Tanya PankiwMindy NelsonM. Kim Fondrk Original Article 14 November 2003 Pages: 286 - 292
Small testes size despite high extra-pair paternity in the pair-living nocturnal primate Phaner furcifer Oliver SchülkePeter M. KappelerHans Zischler Original Article 11 November 2003 Pages: 293 - 301
Optimal maternal investment in the dung beetle Onthophagus taurus? John HuntLeigh W. Simmons Original Article 18 November 2003 Pages: 302 - 312
To breed or not to breed—food competition and other factors involved in female breeding decisions in the pair-living nocturnal fork-marked lemur (Phaner furcifer) Oliver Schülke Erratum 13 November 2003 Pages: 313 - 313