Promiscuous lamprey found to conduct 'sham matings'

(Hokkaido University) Researchers at Hokkaido University have discovered that the nonparasitic lamprey Lethenteron kessleri mates repeatedly without releasing eggs, in a behavior termed 'sham mating,' suggesting the possibility that females choose their mates while engaged in promiscuous mating habits.

from EurekAlert! - Social and Behavioral Science http://ift.tt/2kKcXQn