Shin‐ichiro Oka

1. Absence of a Hectocotylus and Associated Mating Behaviour in the Paintpot Cuttlefish Ascarosepion tullbergi
   2026/07/28 by Ayano Omura, Shin‐ichiro Oka, Taketeru Tomita +2
   Agricultural and Biological Sciences · Biochemistry, Genetics and Molecular Biology · Engineering · #Cephalopods and Marine Biology #Marine Biology and Environmental Chemistry #Reproductive biology and impacts on aquatic species