Bill
H 3320
An Act designating the Black Swallowtail as the Commonwealth of Massachusetts official butterfly in honor of William P. Callahan III
194th Legislature (2025-2026)
Introduced by Dan Donahue and 1 co-sponsor
Designates the Black Swallowtail as Massachusetts' official state butterfly, honoring William P. Callahan III and highlighting pollinator conservation and local biodiversity.
Accompanied a study order, see H5168