Variation in stimulus, seasonal context, and response to urine marks by captive Iberian wolves (Canis lupus signatus) Isabel Barja NúñezFrancisco Javier de Miguel Original Article 23 November 2004 Pages: 51 - 57
Shoaling behaviour in a surface-dwelling and a cave-dwelling population of a barb Garra barreimiae (Cyprinidae, Teleostei) Mirna TimmermannIngo SchluppMartin Plath Original Article 19 November 2004 Pages: 59 - 64
Sexual harassment in a live-bearing fish (Poecilia mexicana): influence of population-specific male mating behaviour Martin PlathAnja BrümmerIngo Schlupp Original Article 19 November 2004 Pages: 65 - 72
Context-dependent honest begging in Cory’s shearwaters (Calonectris diomedea): influence of food availability Petra QuillfeldtJuan F. Masello Original Article 23 October 2004 Pages: 73 - 80
The role of dilution and differential predation in brood adoptions of the Midas cichlid (Amphilophus xiloaensis) Jennifer Barker FultonKenneth R. McKayeRobert H. Hilderbrand Original Article 16 October 2004 Pages: 81 - 87
Effects of predation pressure on the feeding behaviour of the serpa tetra Hyphessobrycon eques (Ostariophysi, Characidae) Lucélia Nobre CarvalhoKleber Del-Claro Original Article 18 August 2004 Pages: 89 - 93
Shelter preference in Macrobrachium spp. with reference to aquaculture Chellam BalasundaramPalaniyandi JeyachitraParamaraj Balamurugan Original Article 18 August 2004 Pages: 95 - 101
The case against retrospective statistical power analyses with an introduction to power analysis Shinichi NakagawaT. Mary Foster Commentary 23 October 2004 Pages: 103 - 108