Sponge spicule. Coloured scanning electron micrograph (SEM) of a spicule from the deep sea sponge Geodia nodastrella. Sponges are primitive aquatic or


Sponge spicule. Coloured scanning electron micrograph (SEM) of a spicule from the deep sea sponge Geodia nodastrella. Sponges are primitive aquatic organisms that filter food from the water. They are a loose aggregation of cells supported by spicules and needles composed of silica.


Size: 3780px × 3307px
Photo credit: © STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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