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The classification of corals has been discussed for millennia, owing to having similarities to both plants and animals. Aristotle's pupil Theophrastus described the red coral, korallion, in his book on stones, implying it was a mineral, but he described it as a deep-sea plant in his Enquiries on Plants, where he also mentions large stony plants that reveal bright flowers when under water in ...
Meaning Origin language and etymology Example(s) a-, an-not, without (alpha privative) Greek ἀ-/ἀν-(a-/an-), not, without analgesic, apathy, anencephaly: ab-from; away from Latin abduction, abdomen: abdomin-of or relating to the abdomen: Latin abdōmen, abdomen, fat around the belly abdomen, abdominal -ac: pertaining to; one afflicted with
A coral reef is an underwater ecosystem characterized by reef-building corals. Reefs are formed of colonies of coral polyps held together by calcium carbonate. [1] Most coral reefs are built from stony corals, whose polyps cluster in groups. Coral belongs to the class Anthozoa in the animal phylum Cnidaria, which includes sea anemones and ...
Coral is a feminine given name derived from the precious coral used to make jewelry. The name is ultimately derived from the Greek word korallion[1] and the Latin coralium. The name came into fashion in the Anglosphere in the late 1800s along with other gemstone names for girls. [2] Coral necklaces were traditionally worn by young children to ...
Coral reef restoration strategies use natural and anthropogenic processes to restore damaged coral reefs. [1] Reefs suffer damage from a number of natural and man-made causes, and efforts are being made to rectify the damage and restore the reefs. This involves the fragmentation of mature corals, the placing of the living fragments on lines or ...
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Erythrina afra, the coast coral tree or African coral tree, is a tree native to southeastern Africa, which is often cultivated and has introduced populations in California and India. [3][4] All the 17 species of coral tree in the genus Erythrina are collectively considered the official tree of Los Angeles, California in the United States. [5]
Coral bleaching. Coral bleaching is the process when corals become white due to loss of symbiotic algae and photosynthetic pigments. This loss of pigment can be caused by various stressors, such as changes in temperature, light, or nutrients. [1][2] Bleaching occurs when coral polyps expel the zooxanthellae (dinoflagellates that are commonly ...