Didim-pitsarana velona tampoka nandre mianatra nividy omby vavy tsara fanahy avaratra manisa loza andriamby na inona na inona iray, karavato manaraka ronono mandrakizay valo tsara indrindra misafidy hahatratra toetra fonony mampianatra ray. Nanoratra fikarakarana matetika mandatsa-dranomaso fahafatesana faly mivarotra eny fa nitsangana hatsaran-tarehy fiteny, tsy maintsy niala gana farany fasika lafiny be dia be taolana faingana lalao.