Meadow voles and prairie voles differ in the percentage of conspecific marks they over-mark Michael H. FerkinHong Z. LiStuart T. Leonard Original Article 07 August 2004 Pages: 1 - 7
Experimentally elevated testosterone increases status signalling in male Greylag geese (Anser anser) Didone FrigerioKatharina HirschenhauserKurt Kotrschal Original Article 15 July 2004 Pages: 9 - 18
Aggressiveness during monogamous pairing in the sleepy lizard, Tiliqua rugosa: a test of the mate guarding hypothesis Kris MurrayC. Michael Bull Original Article 03 August 2004 Pages: 19 - 27
Provisioning behaviour at the nest in single-parent versus biparental nests and male versus female parents in the common redstart (Phoenicurus phoenicurus) Jiří PorkertMarek Špinka Original Article 28 July 2004 Pages: 29 - 36
Mechanism of food detection in the tadpoles of the bronze frog Rana temporalis Dheeraj K. VeeranagoudarBhagyashri A. ShanbhagSrinivas K. Saidapur Original Article 07 August 2004 Pages: 37 - 41
The effect of acoustic and visual priming stimuli on the reproductive behaviour of female zebra finches, Taeniopygia guttata Shinichi NakagawaJoseph R. Waas Original Article 07 August 2004 Pages: 43 - 49