MacIvor, Scott, University of Toronto Scarborough, Canada

• The Canadian Field-Naturalist Vol. 135 No. 4 (2021) - Notes
  Parasitism and brood mortality in Alfalfa Leafcutting Bee (Megachile rotundata (Fabricius)), nesting in vacated comb cells of European Paper Wasp (Polistes dominula (Christ))
  Abstract  PDF