The <n>Portuguese man o' war (Physalia physalis)</n>, a marine hydrozoan.

A photograph from the series <n>Natural Shapes</n> by <n>Martin Naumann</n>.

<n>Mycena haematopus</n>, or Bleeding Fairy Helmet, photographed in Taiwan by <n>Cho Fungi</n>.

A photograph from the series <n>Anatomy of an Oyster</n> by <n>Rita Puig-Serra</n>, published by <n>Witty Books</n>.

A photograph from the series <n>Anatomy of an Oyster</n> by artist <n>Rita Puig-Serra Costa</n>.

<n>Oyster mushrooms (Pleurotus ostreatus)</n> growing in <n>Mount Rainier National Park</n>.

A <n>Gymnopilus sp.</n> mushroom under UV light in the United States, photographed by <n>Mitchell Pittsley</n>.

A generative artwork from the <n>Critically Extant</n> series (2023) by artist <n>Sofia Crespo</n>.

An <n>Abalone Shell</n> showing the natural spiral of the Fibonacci sequence.

<n>Clitocybe nuda</n> mushroom. Photo by <n>Jeff Lawson</n>.

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