Sea urchins

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Sea urchins

Sea urchins (Astropyga radiata). Sea urchins are echinoderms, relatives of the starfish. They possess a rigid body covered in numerous movable venomous spines, which protect them from predators. They also have five-fold body symmetry. Urchins feed on algae and other organic material which they scrape from the surface of rocks. Photographed off Sulawesi, Indonesia

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Media ID 6467001

© GEORGETTE DOUWMA/SCIENCE PHOTO LIBRARY

Astropyga Radiata Echinoderm Echinodermata Echinoderms Floor Indo Pacific Indonesia Indonesian Poisonous Sea Bed Sea Urchin Spines Spiny Sulawesi Toxic Trio Tropics Venomous Urchins

EDITORS COMMENTS
This print showcases the mesmerizing beauty of Sea urchins (Astropyga radiata) in their natural habitat. These enchanting creatures belong to the echinoderm family, closely related to starfish, and possess a remarkable rigid body adorned with countless movable venomous spines. The intricate design of these spines serves as a formidable defense mechanism against potential predators. With their five-fold body symmetry, sea urchins are truly fascinating organisms thriving in the depths of our oceans. This particular trio was captured off the shores of Sulawesi, Indonesia – a tropical paradise renowned for its rich marine biodiversity. As they gracefully rest on the ocean floor, these sea urchins diligently feed on algae and other organic matter by scraping it from rocks. The vibrant colors and intricate patterns adorning their bodies make them an exquisite sight to behold. However, one must exercise caution around these alluring creatures due to their poisonous nature. Their toxic spines serve as a potent deterrent against any threat that may come their way. This stunning photograph not only highlights the wonders of Indonesian marine life but also provides us with a glimpse into the mysterious world inhabited by these unique echinoderms. It is through such visual marvels that we can appreciate and understand the delicate balance maintained within our oceans' ecosystems - reminding us once again of nature's awe-inspiring diversity.

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