1. Cave molly females (Poecilia mexicana) avoid parasitised males

   • Martin Plath

   Original Article 26 March 2004 Pages: 47 - 51

   

2. Pre-reproductive alliance formation in female wild house mice (Mus domesticus): the effects of familiarity and age disparity

   • Alina S. Rusu
   • Barbara König
   • Sven Krackow

   Original Article 03 April 2004 Pages: 53 - 58

   

3. Balancing predation risk, social interference, and foraging opportunities in backswimmers, Notonecta maculata

   • José Martín
   • Pilar López

   Original Article 07 April 2004 Pages: 59 - 63

   

4. Dawn song of male blue tits as a predictor of competitiveness in midmorning singing interactions

   • Angelika Poesel
   • Torben Dabelsteen
   • Simon Boel Pedersen

   Original Article 22 April 2004 Pages: 65 - 71

   

5. Sexual preferences for songs in female domestic canaries (Serinus canaria): can late song exposure, without social reinforcement, influence the effects of early tutoring?

   • Violaine Depraz
   • Michel Kreutzer
   • Gérard Leboucher

   Original Article 23 April 2004 Pages: 73 - 78