Rankings change weekly during the season
2 from each conference for a total of 4.
Yes they do
1 team Miami Dolphins.
As of the 2008 season, there are 119 Division 1-A football teams and 119 Division 1-AA football teams.
No, NFL teams cannot sell every seat as a season ticket. NFL teams have to retain some tickets so they can provide tickets to Players & Coaches of the opposing team.
The two teams to go undefeated an entire season are Arsenal and Preston.t
According to College Football Data Warehouse, for the 2007 season there are 111 Division 1AA football teams.