In-nest ethology and mating strategies of the carpenter bees Xylocopa spp. (Hymenoptera: Apidae)
HE Chun-Ling1,2 , NIU Ze-Qing2, LUO A-Rong2, ZHU Chao-Dong2,*, WU Yan-Ru2
(1. Forestry College of Henan University of Science and Technology, Luoyang, Henan 471003, China; 2. Key Laboratory of Zoological Systematics and Evolution, Institute of Zoology, Chinese Academy of Sciences, Beijing 100101, China)