01137cam a2200265 a 4500 1139 20230803135026.0 061114s2007 nyua j 000 0 eng DLC DLC eng QH541.5.C7 G53 2007 577.7/89 22 Gibbons, Gail. Coral reefs / by Gail Gibbons. 1st ed. New York : Holiday House, 2007. 32 pages : cololor illustrations ; 25 x 29 cm. Q Marine biologists believe coral reefs existed 400 million years ago, when dinosaurs roamed the earth. Today this active environment is home to about 20,000 kinds of brilliantly coloured corals, plants, and animals-more sea creatures than are found anywhere else in the world. The Great Barrier Reef in Australia is so large that astronauts can see it from outer space... 920 Lexile Q Raz-Plus Coral reef ecology Juvenile literature. Coral reefs and islands Juvenile literature. 7 cbc orignew 1 ecip 20 y-gencatlg ddc BK 0 1139 1139 0 0 ddc 0 0 NFIC 001 001 ATKSNF 2023-08-03 1 GIB 577.789 QH541.C7 2023-0174 2023-10-04 13:18:48 2023-10-04 2023-08-03 BK