Tony Wu / Bluestreak cleaner wrasse (Labroides dimidiatus) cleaning Luna lionfish (Pterois lunulata). Shizuoka Prefecture, Honshu, Japan. June.
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Heather Angel / Travertine terrace in karst landscape. Huanglong / Yellow Dragon Scenic World Heritage Site, south Minshan range, Sichuan Province, China. 2007.
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Heather Angel / Travertine terrace, part of karst landscape, woodland in background. Huanglong Scenic World Heritage Site, south Minshan range, Sichuan Province, China.
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Doug Perrine / Pelagic nudibranch / Blue sea slug (Glaucus atlanticus) along with a much smaller relative, (Glaucilla sp) feeding on a Portuguese man o' war, (Physalia utriculus) Kona, Hawaii, Hawaiian Islands,...
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Sandesh Kadur / Fan-throated lizard (Sitana ponticeriana) male displaying. Chalkewadi, Maharashtra, India.
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Sandesh Kadur / Fan-throated lizard (Sitana ponticeriana) male displaying. Chalkewadi, Maharashtra, India.
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Sandesh Kadur / Fan-throated lizard (Sitana ponticeriana) male displaying. Chalkewadi, Maharashtra, India.
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Sandesh Kadur / Fan-throated lizard (Sitana ponticeriana) male displaying. Chalkewadi, Maharashtra, India.
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Doug Perrine / Blue dragon / Blue seaslug (Glaucus atlanticus) feeding on a Portuguese man o' war (Physalia utriculus) along with a much smaller relative, Glaucilla sp. (upside down); Glaucus and Glaucilla store th...
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Tony Wu / Blue sea slug (Glaucus atlanticus) approaching the venom-filled tentacles of a Indo-Pacific Portuguese man-of-war (Physalia utriculus). Both were washed ashore as part of a mass, multi-day stranding o...
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Tony Wu / Blue sea slug (Glaucus atlanticus) that was washed ashore with a mass, multi-day stranding of thousands of Indo-Pacific Portuguese man-of-war (Physalia utriculus). This species predates Portuguese man...
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Pascal Tordeux / RF - Tree and Crucifix, near Caverne du Dragon Museum, Chemin Des Dames, Aisne, northern France, August 2016. (This image may be licensed either as rights managed or royalty free.)