Link to English Wikipedia entry: Variable Checkerspot
Link to French Wikipedia: Euphydryas chalcedona
Link to EOL.org: Euphydryas chalcedona
Link to iNaturalist.org: Euphydryas chalcedona
Links to my pictures: Variable Checkerspot
Binomial Links for Euphydryas chalcedona on guenther-eichhorn.com
Dr. Günther Eichhorn Travel Website
Soaring website