The Linnean Society have launched a new digital archive of Linnean butterflies to mark National Insect Week. Linnaeus named 300 butterfly species of which over 240 still bear their Linnaean species names today. This includes the American Monarch Danaus plexippus (L.) famous for it’s annual mass migrations. The Monarch, pictured here, is also the subject of a fascinating new book – Nomads of the Wind, chronicling this migration and other wonders of the butterfly world.