Parasites of the Caribbean: Study pinpoints cause of sea urchin die-off

Mongabay
Apr 21, 2023, 1:51 pm111 pts
In the warm waters of the Caribbean, long-spined sea urchins — inky black creatures resembling pincushions stuck with knitting needles — gobble up algae with their claw-like mouths. But when the sea urchins aren’t around, this algae will smother coral reefs, eventually causing the corals to die. That’s…

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