Ka duba nassin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda nassin yake: Passage: Dabbobi daban-daban sun mamaye yanki mai girma, suna faruwa ta Afirka, yankin Indiya, zuwa China, tsibirin Ryukyu a kudancin Japan, kudu zuwa kudu maso gabashin Asiya zuwa Thailand, Brunei, Indonesia, Philippines, New Guinea, Australia, da tsibirin Tekun Indiya, da Tekun Kudancin China. Ana samun mai kula da Kogin Yamma a yanzu a Kudancin Florida da Singapore. Tambaya: A ina ne Kogin Yamma ya fi yawa?
Afirka