- rabbits/cane toads in Australia [0][1]
- Japanese knotweed [2]
- Tumbleweed (yep, not as native as Hollywood suggests) [3]
- Algae [4]
... and the list goes on and on, here's a top-100:
http://en.wikipedia.org/wiki/List_of_the_world%27s_100_worst...
[0] http://www.youtube.com/watch?v=pgPhn4tYxJQ
[1] http://en.wikipedia.org/wiki/Cane_toads_in_Australia
[2] http://www.environment-agency.gov.uk/homeandleisure/wildlife...
[3] http://en.wikipedia.org/wiki/Kali_tragus
[4] http://plants.ifas.ufl.edu/node/89
- rabbits/cane toads in Australia [0][1]
- Japanese knotweed [2]
- Tumbleweed (yep, not as native as Hollywood suggests) [3]
- Algae [4]
... and the list goes on and on, here's a top-100:
http://en.wikipedia.org/wiki/List_of_the_world%27s_100_worst...
[0] http://www.youtube.com/watch?v=pgPhn4tYxJQ
[1] http://en.wikipedia.org/wiki/Cane_toads_in_Australia
[2] http://www.environment-agency.gov.uk/homeandleisure/wildlife...
[3] http://en.wikipedia.org/wiki/Kali_tragus
[4] http://plants.ifas.ufl.edu/node/89