please help,give me example of alien species which was introduce to anywhere...

[Nishadh]

...in the world? also where it was introduced to? from where? by whom?was it successful to survive in new environment? and also why it was introduced?
for 10 points..

 

[Mean Mommy]

Kudzu - came from Japan, I think. It was introduced as a fast-growing ground cover to prevent soil erosion. It did too good a job and is now a problem.

Zebra Mussel - came from Russia, I think. Their introduction was not on purpose, but they have spread and become a problem.