Honestly, I never gave much (er, any) thought to this question, but this photo seems to suggest that our Bird is the only MLB mascot who prefers to go au naturel.
Just realized that the oriol bird is the only naked mascot in @MLB @FakeOrioleBird @OriolesJesus @EutawStReport pic.twitter.com/hErmZq1PYp
— René Carmona (@DenthorJr) July 14, 2014