Josiah in Sarnia has a lovely heritage home. It was built more than a century ago by someone in the railroad business. The front of the house, with its big welcoming porch, was perfect for meeting and ...

Not only is that good news for the species, but it’s also good news for trees: the wasp, Oobius depressus, is a natural enemy to the locust wood borer, a pest that attacks the black locust tree. The ...