Norbert Wu / Jellyfish (Periphylla periphylla) being eaten by Anemone (Isotealia antarctica), Antarctica
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Norbert Wu / Medusa (Desmonema glaciale) near the surface, bell can reach over one meter in diameter, Antarctica
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Norbert Wu / Jellyfish (Diplulmaris antarctica) with several Amphipods (Hyperiella dilatata) bell can reach 18 centimeters, Medusa provides amphipods with protection and mating platform, Antarctica
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Francis Abbott / Purple stinger jellyfish (Pelagia noctiluca) Mediterranean