‘Just be amazed:’ Alberta is seeing a cyclical outbreak of caterpillars

EDMONTON — Forest tent caterpillars are not entomologist Ken Fry’s favourite insect but the black-coloured critters with vibrant blue-and-yellow marks do have a soft spot in his heart.

They’re why his dad once let him break the house rule of not climbing the two poplar trees in their backyard, so Fry could clamber to the […] ...