Park officials plan to adopt measures to protect the caves , despain said . most of them are not accessible to the public , and can be visited only by researchers or experienced explorers with permits . the species have yet to be named , described scientifically and placed in the continuum of known living organisms 按照公园管理人员的说法,通过对生活在洞穴内的无脊椎动物的研究,科学家们可以掌握大量与环境问题或环境变迁有关的信息,因为这类动物对其四周生存环境普遍具有高度的敏感性。