brush-footed butterfly

[bruhsh-foo t-id]

noun

any of several butterflies of the family Nymphalidae, including the fritillaries, mourning cloaks, anglewings, and commas, characterized by reduced, nonfunctional forelegs.

Also called four-footed butterfly.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019