. . . . . . . . . "Dipsacus fullonum" . . "Volucella zonaria" . . "Luca Fornasari. 2017. Dipsacus fullonum interaction->flower visited by Volucella zonaria. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/7200034> on 05 Apr 2018." . . . . "http://iNaturalist.org is a place where you can record what you see in nature, meet other nature lovers, and learn about the natural world." .