Bumblebee spreads all over the continent besides the South Pole and Oceania, presents to temperate zone and inferior frigid zone in Northern Hemisphere normally, adapts to cold, moist climate. 世界上已知的种类有239种,自然分布区域遍及除了南极和大洋洲以外的整个大陆,集中分布于北半球的温带和亚寒带,适应于寒冷、湿润的气候。