TheAfricanelephant,whichisthelargestlandanimalremaini...
问题详情： TheAfricanelephant,whichisthelargestlandanimalremainingonearth,isofgreatimportancetoAfricanecosystem.Unlikeotheranimals,theAfricanelephantistoagreatextentthebuilderofitsenvironment.Asa bi...