Stingless bees and resin bugs

The peculiar shape of this nest entrance caught my eye. Bees were moving in and out of the trumpet-shaped nest which was located below a large dipterocarp tree, at the foot of Doi Chiang Dao mountain, north of Chiang Mai, Thailand. These waxy nests are constructed by stingless bees (Meliponini tribe of the family Apidae),…