What is "heath fritillary"

n. A very small, orange and brown chequered butterfly, (taxlink Melitaea athalia species noshow=1), of the family Nymphalidae.

The heath fritillary (Melitaea athalia) is a butterfly of the family Nymphalidae. It is found throughout the Palaearctic from Western Europe to Japan, in heathland, grassland, and in coppiced woodland. Its association with coppiced woodland earned it the name "woodman's follower" in parts of the UK. It is considered a threatened species in the UK and Germany, but not Europe-wide or globally.