Squid male alternative reproductive tactics are determined by birth date
Shota Hosono,
Yoshio Masuda,
Shun Tokioka
et al.
Abstract:Alternative reproductive tactics (ARTs) are discontinuous phenotypes associated with reproduction, observed in males of many species. Typically, large males adopt a tactic of competing with rivals for mating, while small males adopt a tactic of stealing fertilization opportunities from the large males. The ‘birth date hypothesis', proposing that the date of birth influences the determination of each male's reproductive tactic, has been tested only in teleost fish to date. Here, the birth date hypothesis was te… Show more
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