February in Ontario is the month of second-guessing. The hives are wrapped, the snow is crusted over, and you haven’t seen a proper flight day in a while. It’s easy to start wondering if your bees are still alive under all that insulation. The good news: winter colonies leave plenty of clues. You can “read” a hive from the outside using classic signs beekeepers have relied on for generations – and you can layer in simple technology to quietly watch temperature and moisture