Haverhill Fritillary

  • Opus 609
  • Tags arthropods animals insects
  • Composed 2011
  • Paper shape Square
  • Comments
    The rare and endangered Haverhill fritillary has a highly restricted range, endemic only to a small patch of riparian habitat along the Merrimack River. It can be distinguished from several closely related species, also from that area, by a careful comparison of the length of the antennae.