Logo of a small college football team, used from 1968 until 1971, the North Texas State Eagles. Also known as the “Mean Green”, the team began play in 1913 and currently plays in Conference USA. Also, the school is known today as the University of North Texas. They have won 24 conference titles, and it’s most notable alumni who has gone on to play pro football is Hall of Famer Joe Greene. Other former Eagles who have played in the NFL or AFL include Cedric Hardman, Spider Lockhart, Abner Haynes, Bill Bishop, Dennis Swilley, J.T. Smith, Ron Shanklin, Ray Renfro, Beasley Reece and Willie Parker.