Here are some images of swarming native stingless bees Carbonaria variety I took this morning. We think it could be drones mating ceremony trying to compete with each other for the new queen although I have to confess to knowing little about it and my uncle wasn't sure either...
Anyway, it was...
Here's a video about the "Stiller" vertical split designed collapse resistant brood box for native bees used for Carbonaria species. This box can be split vertically whereas most native bee hives are split horizontally by pulling the top half off the bottom.
The advantages of the vertical split...