Crown of thorns, also commonly known by its scientific name Euphorbia milii, is a pretty but thorny succulent tropical shrub.

In large numbers, crown-of-thorns starfish can mow down wide swaths of coral reef. The International Union for Conservation of Nature (IUCN) reports that Acropora species are in the top three ...

The stems of the crown of thorns store water, which means it does not need constant watering. It's a great plant to have if you tend to be forgetful about your plants' watering schedules!

Scientists discovered that crabs eat young crown-of-thorns starfish, reducing their population before they damage coral reefs.

Crown-of-thorns starfish populations are again flourishing along the Great Barrier Reef. Symon Dworjanyn is a professor of marine ecology at Southern Cross university. "Crown-of-thorns starfish ...

But he had heard from a local guide at Sakieda Bay that coral there have been miraculously revived. According to an expert, the hunting of crown-of-thorns starfish has helped restore some of the ...

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