The relationship between predator and prey size was studied in the buprestid hunting wasp Cerceris fumipennis Say in eight widely distributed nesting aggregations in North Carolina. USA. Initial work indicated a significant linear relationship between wasp head width and wasp wet weight; thus. head width was used to estimate wasp body mass in subsequent studies. https://thegreensjunglebeautyshops.shop/product-category/oil-serum-2/