The Cowboys waived Davis on Tuesday, Rob Phillips of DallasCowboys.com reports.
Davis signed with the Cowboys on Sunday, NFL reporter Aaron Wilson reports.
The Bears placed Davis (undisclosed) on the practice squad injured list Wednesday.
The Bears signed Davis to the practice squad Sunday, Jeff Dickerson of ESPN.com reports.
Chicago signed Davis to its practice squad Wednesday.
Davis was cut by the Cowboys on Friday, Jon Machota of The Athletic reports.
Davis was a standout performer at OTAs on Wednesday, Clarence E. Hill Jr. of the Fort Worth Star-Telegram reports.
Davis signed a contract with the Cowboys on Thursday, according to the NFL's official transaction log.
Davis was waived by the Falcons on Saturday, Will McFadden of the team's official site reports.
Davis failed to record a reception despite being targeted on six occasions during Thursday night's 34-7 loss to the Dolphins.