A new CABI-led study suggests that a tiny weevil (Stenopelmus rufinasus) has huge benefits in saving Great Britain up to £16.8m in annual management costs of the invasive aquatic fern Azolla filiculoides.
Click here for original story, Weevil may save Great Britain up to £16.8m a year in management of invasive aquatic fern
Source: Phys.org