Just what is a hectocotylus?
什麼是交接腕呢？
It's a close relative of squid and octopus, and males have a hectocotylus.
是烏賊和章魚近親 雄性個體具有交接腕
For many decades, biologists actually felt that the hectocotylus was a separate organism altogether.
數十年來 生物學家甚至認為 交接腕是個獨立的個體
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