http://news.yahoo.com/return-long-absent-bumblebee-near-seattle-stirs-scientific-120655098.html
Bombus occidentalis vanished from western Washington in the early-mid 1990's - before the neonicotinoid insecticides were even available - but has recently reappeared in the Seattle area, in spite of the now widespread use of neonics.
Bombus occidentalis vanished from western Washington in the early-mid 1990's - before the neonicotinoid insecticides were even available - but has recently reappeared in the Seattle area, in spite of the now widespread use of neonics.