Jeremiah: Do passing yards matter?
Alex Smith thinks passing yards are an overblown stat, pointing to Cam
Newton as proof. Daniel Jeremiah agrees. More ...
Arizona later confirmed the move in a release.
A 6-foot-3, 265-pound played for the Oakland Raiders last season where he made 24 tackles and forced one fumble.
Groves was originally a second-round draft pick by the Jacksonville Jaguars where he played from 2008 to 2009.
The Associated Press contributed to this report.