Paul Harcourt Davies,Paul Harcourt Davies / Cornflowers (Centaurea cyanus) growing on fallow fields near Orvieto, Umbria, Italy, June. Taken with fisheye lens
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Juergen Freund / Blue button {Porpita porpita}, Indo-pacific
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Alex Mustard / Neustonic jellyfish (Porpita pacifica) at the surface, viewed from above. Anilao, Batangas, Luzon, Philippines. Verde Island Passages, Tropical West Pacific Ocean.
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Juergen Freund / Blue buttons {Porpita porpita} various color morphs, Indo-pacific
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Juergen Freund / Blue buttons {Porpita porpita} various color morphs, Indo-pacific
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Juergen Freund / Blue button {Porpita porpita} Indo-pacific
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Juergen Freund / Blue button {Porpita porpita} Indo-pacific
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Paul D Stewart / Putative cryogenian cnidarian fossil impressions from the Ranford formation of Australia, of a form reminiscent of the modern Porpita porpita (blue button colonial hydroids). The structure has also be...
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Axel Gomille / Poppies (Papaver rhoeas) and Cornflowers (Centaurea cyanus) in flower along edge of farmland, Mecklenburg-Western Pomerania, Germany. June.
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Luis Quinta / Blue sea slug (Glaucus atlanticus) juvenile, feeding on Blue button hydroid colony (Porpita porpita), Portugal, Atlantic Ocean.
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Luis Quinta / Blue button hydroid colony (Porpita porpita) portrait, Portugal, Atlantic Ocean.
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Luis Quinta / Blue button hydroid colony (Porpita porpita) portrait, Portugal, Atlantic Ocean.
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Henley Spiers / Blue button (Porpita porpita) with a juvenile fish (most likely a species of jack) using it for shelter. Eastern Pacific, Costa Rica, February.
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Sergio Hanquet / Blue dragon seaslug (Glaucus atlanticus) feeding on blue button (Porpita porpita), Tenerife, Canary Islands.
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Sergio Hanquet / Blue dragon seaslug (Glaucus atlanticus) feeding on Blue button hydroid colony (Porpita porpita) Tenerife, Canary Islands. October
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Sergio Hanquet / Blue dragon seaslug (Glaucus atlanticus) with Blue button hydroid colony (Porpita porpita) on which it feeds. Tenerife, Canary Islands. October
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Sergio Hanquet / Blue dragon seaslug (Glaucus atlanticus) with blue button hydroid colony (Porpita porpita) on which it feeds. Tenerife, Canary Islands. October