Hawaiian yellow-faced bee (Hylaeus anthracinus) adult female and nest with three cells in plastic tubing from an artificial nest block on Oahu, Hawaii.

 
 
  Part of: Plentovich S, Graham JR, Haines WP, King CBA (2021) Invasive ants reduce nesting success of an endangered Hawaiian yellow-faced bee, Hylaeus anthracinus. NeoBiota 64: 137-154. https://doi.org/10.3897/neobiota.64.58670