Ha Long Bay, in the Gulf of Tonkin, includes some 1,600 islands and islets featuring spectacular limestone pillars rising from the sea, the eroded notches, arches and caves creating a picturesque and beautiful landscape. Because of their precipitous nature, most of the islands are uninhabited and unaffected by a human presence. Seven key ecosystem types are found here and the area is home to threatened endemic species such as the Cat Ba Langur (<em>Trachypithecus poliocephalus</em>), the Cat Ba
WHS
Optimized studying based on the forgetting curve vastly improves memorization. - What is reminDO?
Memorize
