Juergen Freund / Box jellyfish {Chironex sp.} in mangroves, split level, Australia
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Fred Bavendam / Blue Jelly (Catostylus mosaicus) with a school of small fish using it as shelter from predators, Seal Rocks, New South Wales, Australia
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Michael Pitts / Papua jelly fish with fish near tentacles, Palau, Pacific Ocean
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Fred Bavendam / Blue Jelly (Catostylus mosaicus) with a school of small fish using it as shelter from predators, Seal Rocks, New South Wales, Australia
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Nick Hawkins / Ocean sunfish (Mola mola) and prey, moon jellyfish (Aurelia aurita) off Halifax, Nova Scotia, Canada. July.
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Nick Hawkins / Ocean sunfish (Mola mola) and prey, moon jellyfish (Aurelia aurita) off Halifax, Nova Scotia, Canada. July.
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Ashley Cooper / Lions mane jellyfish (Cyanea capillata) washed ashore on a Northumberland Beach, England, UK. July 2014
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Ashley Cooper / Girl looking at Lions mane jellyfish (Cyanea capillata), washed ashore on a Nothumberland Beach, England, UK. July 2014
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Doug Perrine / Box jellyfish (Alatina alata) at night in surface waters of deep ocean off Kailua Kona, Hawaii, USA.
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Doug Perrine / Crown jellyfish (Cephea cephea) with a juvenile drift fish sheltering within its venomous tentacles, hiding its head inside the jelly's mouth. In surface waters of deep open ocean at night, Kona, Hawa...
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Richard Herrmann / Bat Star (Asterina miniata) group feeding on Moon Jelly (Aurelia aurita) prey, Monterey Bay, California
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Frederique Olivier / Common jellyfish (Aurelia aurita) at surface, Prince William Sound, Alaska, USA.