- Who
- Perdita minima
- What
- 2 millimetre(s)
- Where
- ()
The world’s smallest species of bee is Perdita minima, a minute species of solitary bee just under 2 mm long and weighing only 0.333 mg. It is native to the southwestern USA, where it constructs a tiny nest in sandy desert soils, and feeds upon the nectar and pollen of spurge flowers.