Citation: Sbm. Kraak et Tcm. Bakker, MUTUAL MATE CHOICE IN STICKLEBACKS - ATTRACTIVE MALES CHOOSE BIG FEMALES, WHICH LAY BIG EGGS, Animal behaviour, 56, 1998, pp. 859-866
Citation: Sbm. Kraak et al., HOW TO QUANTIFY EMBRYO SURVIVAL IN NEST-BUILDING FISHES, EXEMPLIFIED WITH 3-SPINED STICKLEBACKS, Journal of Fish Biology, 51(6), 1997, pp. 1262-1264
Citation: Sbm. Kraak et Fj. Weissing, FEMALE PREFERENCE FOR NESTS WITH MANY EGGS - A COST-BENEFIT-ANALYSIS OF FEMALE CHOICE IN FISH WITH PATERNAL CARE, Behavioral ecology, 7(3), 1996, pp. 353-361
Citation: Sbm. Kraak, A QUANTITATIVE DESCRIPTION OF THE REPRODUCTIVE-BIOLOGY OF THE MEDITERRANEAN BLENNY AIDABLENNIUS SPHYNX (TELEOSTEI, BLENNIIDAE) IN ITS NATURAL HABITAT, Environmental biology of fishes, 46(4), 1996, pp. 329-342
Citation: Sbm. Kraak, FEMALE PREFERENCE AND FILIAL CANNIBALISM IN AIDABLENNIUS SPHYNX (TELEOSTEI, BLENNIIDAE) - A COMBINED FIELD AND LABORATORY STUDY, Behavioural processes, 36(1), 1996, pp. 85-97
Citation: Sbm. Kraak et Tgg. Groothuis, FEMALE PREFERENCE FOR NESTS WITH EGGS IS BASED ON THE PRESENCE OF THEEGGS THEMSELVES, Behaviour, 131, 1994, pp. 189-206
Citation: Sbm. Kraak et Ema. Delooze, A NEW HYPOTHESIS ON THE EVOLUTION OF SEX DETERMINATION IN VERTEBRATES- BIG FEMALES ZW, BIG MALES XY, Netherlands journal of zoology, 43(3-4), 1993, pp. 260-273