We are about to cast off for our 2020 cruise north to Wishbone reef 🙂 I recall watching two Nudibranchs (Nembrotha Kukaryana) cavorting in 5m of water. Wicked lovers one day and still at it the next. Nudibranchs being hermaphrodites are both male and female. Note the blue genitalia on their front right. The image…

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