This photo shows a worker of European bumblebee Bombus terrestris (Hymenoptera: Apidae) visiting flowers of Lycopersicon esculentum (Solanaceae) in greenhouse. B. terrestris is the most widely used pollinator worldwide; meanwhile, it has caused biological invasions in many countries. In this issue, an evaluation study of reproductive disturbance to Chinese bumblebees by B. terrestris was reported (pp. 348-359). Photo by HUANG Jia-Xing at Xiangshan, Beijing in January, 2017.