Sea Urchin with vinegar

Meet the Sea Urchin🌊🪸with their spiny spherical body, adorned in a myriad of vibrant hues, the sea urchin is a unique creature perfectly adapted to life beneath the waves. While it may seem slow and immobile during the day, the cover of darkness reveals a different side of this fascinating echinoderm. Using its numerous tiny tube feet, the sea urchin slowly navigates the sandy seabed, leaving a trail of imprints behind. These delicate feet, like tiny suction cups, adhere to the grains of sand,

Sea urchin wonder | California Academy of Sciences