Sponge spicules. Coloured scanning electron micrograph (SEM) of Âspicules from the sponge Tethya gracilis. Sponges are primitive aquatic organisms tha

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Sponge spicules. Coloured scanning electron micrograph (SEM) of Âspicules from the sponge Tethya gracilis. 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. Magnification: x1000 when printed at 10 centimetres wide.

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Size: 2988px × 2988px
Photo credit: © EYE OF SCIENCE/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: animal, aquatic, biological, biology, coloured, false-coloured, fauna, gracilis, invertebrate, invertebrates, marine, nature, porifera, poriferan, protection, protective, sem, silica, siliceous, skeletal, skeleton, spicule, spicules, sponge, structural, support, supportive, tethya, wildlife, zoological, zoology