During the day not very interesting looking - but coming night all the orange-golden polyps come out.
Look at a snail (Epitonium b.) that likes to eat the polyps and then lays her eggs.
Koh Ha Yai, Koh Lanta island, Thailand, 6.4.99
Taken with a Sea and Sea Motomarine II EX , 1:2 lens, F 22
. Copyright Teresa Zubi