little stingless bees, tetragonisca angustula, guarding the nest-entrance

angustula animal antenna apidae arthropod arthropoda bee bees biology brazil brazilian bug close closeup colony entomology entrance eusocial fauna food gold guarding hive honey honeybee honeycomb hymenoptera insect insecta janeiro little macro natural nature nectar nest nestentrance outdoor photography rio small social stingless tetragonisca wild wildlife work yellow zoology