ðɪ ɐdˈʌlts kæn biː fˈaʊnd flˈaɪɪŋ ɪnðə fˈɔːl ænd ðə spɹˈɪŋ ænd sˌʌm ɑːɹ ˈæktɪv ˈiːvən ɪnðə wˈɪntɚ, hˈɛns ðɛɹ kˈɑːmən nˈeɪm.
The adults can be found flying in the fall and the spring and some are active even in the winter, hence their common name.