problem is 1 is done by nature, where the change helps the animal to adopt better to the enviornment
while the other is done by human where you would not know if it is beneficial or harmful
lb1lb1 發表於 2010-11-15 10:21 
Of course.
See my first reply, I said hybrid may have potential risk.
See my second reply, I said "天然"杂交, with a quote. |