Hive entrance is open fine. It's good that you left the snow on top and around the sides. It's good insulation.
The larva in the other photo look like small hive beetle, not wax moth. Make or buy a couple of shb traps and start using them as soon as the temp. hits 60.
The larva in the other photo look like small hive beetle, not wax moth. Make or buy a couple of shb traps and start using them as soon as the temp. hits 60.