Massive clouds of aspen moths swarmed over parts of Quebec, including Roberval, in the Lac Saint-Jean region, earlier this week. The phenomenon was likely caused by the city lights attracting the insects, according to Étienne Normandin, an entomologist and collection manager at l'Université de Montréal. Entomologist Étienne Normandin says the swarm was likely caused by the insects being attracted to the city lights. (Facebook)He's identified the bug as the large aspen tortrix, which he said is present every year in the boreal forest, but the occurrence of swarms is increasing. Entomologist Étienne Normandin says moth swarms of this size can cause a hazard for drivers.

Source: CBC News June 28, 2020 09:00 UTC