Thunderbirds Primary Logo The Southern Utah Thunderbirds’ primary logo features a stoic eagle and lightning bolts. Thunderbirds Alternate LogoThunderbirds Wordmark Logo Choose your favorite Southern Utah Thunderbirds primary logo? Southern Utah Thunderbirds Primary Logo 2020 – Present Southern Utah Thunderbirds Primary Logo 2002 – 2019 Vote Sports Logo History thanks you for visiting our logo site. If you are using …