Alex Mustard / Red Sea anemonefish (Amphiprion bicinctus) rubbing non-stinging side of tentacle of Magnificent sea anemone (Heteractis magnifica) over her freshly laid eggs. This covers them in anemone mucous and pr...
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Alex Mustard / A Southern sand octopus (Octopus kaurna) digs into the sediment with its long arms at night. While many octopus dig holes, this is the only known species that forms a mucous-lined burrow complete with...
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GEORGETTE DOUWMA / Vermetid worm / Worm snail (Dendropoma maxima). Vermetid gastropods are unusual snails in that they secrete the calcareous tube in which they live. This one has a operculum. They feed by trapping part...
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Tim Laman / Green snail (Rhinocochlis nasuta) moving along a leaf, Gunung Palung National Park, Borneo, West Kalimantan, Indonesia
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Juergen Freund / Jo Browne removes with a pipet, mucous emitted by stressed Upside-down jellyfish specimens, part of the Coral Reef census, Lizard Island, Queensland, Australia, April 2008
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Peter Bassett / Moulting Southern elephant seal {Mirounga leonina} with runny nose, Dream Island, Antarctic Penninsula.
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Doug Perrine / Bleeker's parrotfish male asleep in mucous cocoon at night {Scarus bleekeri} Malaysia
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Mark Moffett / Golden Poison Dart Frog (Phyllobates terribilis) close-up of skin pores which poison and mucous are secreted, the secreted batrachotoxins cause irreversible muscle contractions which lead to death, Co...
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Birgitte Wilms / Parrotfish (Scarus sp) sleeping, close-up of mouth parrotfish create a protective cocoon around their body by secreting mucous from their mouth, Solomon Islands
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Norbert Wu / Parrotfish (Scarus sp) sleeps in protective mucous cocoon at night, Great Barrier Reef, Australia
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Solvin Zankl / Princess parrotfish sleeping in mucous bubble {Scarus taeniopterus} Virgin Is,
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David Hall / Parrotfish sleeping in mucous bubble at night (Scarus festivus) Indonesia. The bubble prevents predators from smelling the fish while it sleeps.
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GEORGETTE DOUWMA / Violet / bubble raft snail hangs upsidedown from sea surface suspended by raft of mucous coated bubbles secreted by foot {Janthina janthina} Cape, South Africa.
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Constantinos Petrinos / Steephead parrotfish sleeping in mucous 'bag' {Scarus gibbus} Red Sea, Egypt
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Nature Production / Bower's Parrotfish {Chlorurus / Scarus bowersi} sleeping in mucous bubble, Amami Islands, Japan
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Tony Wu / Rose petal bubble shell (Hydatina physis) is gathering and arranging freshly secreted eggs on its mantle, prior to attaching the completed egg mass to the sand with a mucous thread, Kanagawa, Japan.
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Tony Wu / Rose petal bubble shell (Hydatina physis) gathering and arranging freshly secreted eggs on its mantle, prior to attaching the completed egg mass to the sand with a mucous thread, Kanagawa, Japan.