Even though the word "invasive" sounds sketchy, not all non-native species are totally terrible! Here are six invasive species that can actually do more good than harm! Hosted by Stefan Chin.

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Sources:

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Images:

https://commons.wikimedia.org/wiki/Fi...

http://www.thinkstockphotos.com/image...
http://www.thinkstockphotos.com/image...
http://www.thinkstockphotos.com/image...
http://www.thinkstockphotos.com/image...

https://commons.wikimedia.org/wiki/Fi...
https://commons.wikimedia.org/wiki/Fi...

https://commons.wikimedia.org/wiki/Fi...
https://commons.wikimedia.org/wiki/Fi...

https://en.wikipedia.org/wiki/File:Ca...
https://en.wikipedia.org/wiki/File:Ca...
https://commons.wikimedia.org/wiki/Fi...
https://en.wikipedia.org/wiki/File:Sp...

https://commons.wikimedia.org/wiki/Fi...
https://www.nobanis.org/ias-photo-ban...

https://en.wikipedia.org/wiki/File:Al...
https://en.wikipedia.org/wiki/File:To...
https://en.wikipedia.org/wiki/File:Se...
http://www.thinkstockphotos.com/image...
http://www.thinkstockphotos.com/image...