how did africans arrive in america continent?

送交者: kma 于 2007-12-06, 13:04:08:

回答: 为什么<<我们都是非洲人>>? 试答由 iwicom 于 2007-12-06, 12:32:48:

other parts of the world i can understand, either walking or short distance crossing water

记得好象是冰川期的白令海峡(?) (无内容) - ping_max (0 bytes) 2007-12-06, 13:05:29 (190048)
- yeah, I believe that's the answer! - kma (46 bytes) 2007-12-06, 13:09:21 (190052)