Bee SciencePublished 20 May 2025Introduced honey bees (Apis mellifera) potentially reduce fitness of cavity-nesting native bees through a male-bias sex ratio, brood mortality and reduced reproductionKit Prendergast · Mark V. Murphy · Peter G. Kevan · Zong-Xin Ren · Lynne A. MilneFrontiers in Bee Sciencedoi 10.3389/frbee.2025.1508958