TY - JOUR T1 - Paternity in horseshoe crabs when spawning in multiple-male groups JF - Animal BehaviourAnimal Behaviour Y1 - 2000 A1 - Brockmann, H.J. A1 - Nguyen, C. A1 - Potts, W. SP - 837 EP - 849 VL - 60 SN - 0003-3472 ER -