A close relative of coral and jellyfish, anemones are stinging polyps that spend most of their time attached to rocks on the sea bottom or on coral reefs waiting for fish to pass close enough to ...

Coral reefs are large underwater structures composed ... Portuguese man o' war and several other gelatinous and stinging marine invertebrates. Corals feed by one of two ways.

Population outbreaks of adult crown of thorns starfish, alongside coral bleaching is one of the greatest threats to tropical reef habitats ... the corals' defensive stinging cells.

But one species, the tubelip wrass (Labropsis australis), has developed an unusual strategy to evade these stinging ... These coral-feeding fish are an integral part of the reef ecosystem, says ...