296–304. DOI 10.1134/S0013873812030062 Bolotov I.N. 2004. Long-Term Changes in the Fauna of Diurnal Lepidopterans (Lepidoptera, Diurna) in the Northern Taiga Subzone of the Western Russian Plain. Russian Journal of Ecology 35(2): 117–123. DOI 10.1023/B:RUSE.0000018937.44836.c6 External links Sri Lanka Wild Life Information Database Painted Lady Butterfly Vanessa cardui: large format reference quality photographs On the fly - research into butterfly migration proves rewarding HD video of Vanessa butterflies Observations of Vanessa cardui in the Libyan Desert (Eastern Sahara) cardui Butterflies of Africa Butterflies of Asia Butterflies of Europe Butterflies of North America Butterflies of Oceania Butterflies of Sri Lanka Insects of Iceland Lepidoptera of Cape Verde Butterflies described in 1758 Taxa named by Carl Linnaeus Animal migration Fauna of the Coachella Valley