How many teams have gone 16 and 0?

Yes, the Detroit Lions were 0-16 in 2008, and are the only team to do so since the season went to 16 games in 1978. The Tampa Bay Buccaneers went 0-14 in their first season in the NFL (1976)and lost their first 12 in 1977 (2-12 overall) making them zero and 26 in their first 26 games of existence. A season was 14 games long in 1976. The 1960 Dallas Cowboys went 0-11-1. A season was 12 games long in 1960.