Box Jellyfish
Hawaiian box jellyfish, Carybdea alata, Waikiki, Oahu, Hawaii
Named for their square shapebox jellyfish are the most highly evolved and the most dangerous of the jellyfish. Like corals and other members of the phylum Cnidariajellyfish tentacles are lined with microscopic cells called cnydocites that each house a powerful stinging thread called a nematocyst. When triggeredeach nematocyst is released in a powerful springlike actionpiercing whatever might touch it. Box jellyfish not only have the most potent poison of all jellyfish in their nematocystsbut they have even developed complex eyes that can detect light. They dont just drift aroundthey can actively pursue prey.but they have even developed complex eyes that can detect light. They donÕt just drift aroundÑthey can actively pursue prey.Boxjellyfish0337ed
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