RM2A3PKBX–Marsh Fritillary (Euphydryas aurinia) feeding on Spurge (Euphorbia sp.) flowers
RMJHND8H–An Anicia Checkerspot, Euphydryas anicia, sipping nectar from a wild clover wildflower, Oregon
RFRDTH06–Bay Checkerspot butterfly (Euphydryas editha bayensis) on a tidytips (Layia platyglossa) wildflower; classified as a federally threatened species, sou
RM2A3PG1D–Marsh Fritillary (Euphydryas aurinia) feeding on Green Alkanet (Pentaglottis sempervirens) flowers
RMJHND8A–An Anicia Checkerspot, Euphydryas anicia, sipping nectar from a wild clover wildflower, Oregon
RFRDTH08–Bay Checkerspot butterfly (Euphydryas editha bayensis) on a tidytips (Layia platyglossa) wildflower; classified as a federally threatened species, sou
RMGBC7J8–Euphydryas maturna, Scarce fritillary
RMB56246–Edith's Checkerspot Euphydryas editha on thimbleberry Cascades Oregon
RM2A3PG8C–Marsh Fritillary (Euphydryas aurinia) feeding on Green Alkanet (Pentaglottis sempervirens) flowers
RMJHND82–An Anicia Checkerspot, Euphydryas anicia, sipping nectar from a wild clover wildflower, Oregon
RFRDTH0B–Bay Checkerspot butterfly (Euphydryas editha bayensis) on a tidytips (Layia platyglossa) wildflower; classified as a federally threatened species, sou
RMC3BMAG–Upper side view of Marsh Fritillary Euphydryas aurinia on grass stem, Gloucestershire, UK, May, 2011.
RFFXEB1R–Marsh fritillaries (Euphydryas aurinia) in spider's web. Endangered butterflies in the family Nymphalidae, dead
RMCT4T12–Marsh Fritillary caterpillar (Euphydryas aurinia) feeding on Devil's-bit Scabious
RM2GED90F–Seven week old Marsh fritillary (Euphydryas aurinia) caterpillars feeding on Devil's bit scabious (Succisa pratensis) leaves, their larval food plant.