Davis (5'11", 205 lbs.) was an undrafted college free agent of the Cowboys in 2002. He has since started 22 games for Dallas while showing his true value as a special teams ace. In fact, Davis was the Cowboys' special teams captain last season, finishing with 14 special teams stops.
Davis is 29 years old. He likely won't challenge for a starting position on defense, but he adds crucial depth to a severely banged up unit. Most importantly, he'll immediately become one of the best special teams coverage guys on the team, helping to improve a unit that was mostly terrible last year.
Here are Davis' career stats: