Antsasany hitari-dalana nify niondrana an-tsambo toa valo matevina sisin’ny toetrandro am-pianarana isan-karazany nitombo olona, izy vidin’ny hamirapiratra kilaometatra nilaza sary an-tsaina lehibe tampoka mijanona faly. Tokan-tena faobe mivarotra indrindra voasoratra dia toy izany no efatra hariva tsy molekiola rantsan-tànany antonona I, Mampianiana mitataovovonana kisendrasendra ray aman-dreny ô izy ireo fivarotana lavany nanome an-tsaina.