Switch to Desktop Site
 
 

5 invasive species now in retreat

Next Previous

2 of 5

 
About these ads
2 of 5

2. Boll weevil

Introduced in 1892, this Central American beetle ravaged the American Cotton Belt for a century. In 1958, a federal program took aim. Today, 15 states are free of the beetle; cotton is reviving in some.

Next Previous

2 of 5

 

Share