9:43 AM - Ray Davis (Buf) secured both of his targets for 33 yards during Buffalo's 33-30 divisional-round overtime loss to the Broncos on Saturday.

12:37 PM - Ray Davis (Buf) caught his lone target for 12 yards and rushed once for four yards during Sunday's 13-12 loss to the Eagles. He added 84 kick-return yards on three attempts.

1:15 PM - Ray Davis (Buf) rushed three times for 14 yards and caught both of his targets for 20 yards during Sunday's 23-20 win over the Browns. He also returned four kickoffs for 92 yards.

12:22 PM - Ray Davis (Buf) caught his lone target for 13 yards and returned four kicks for 164 yards during Sunday's 35-31 win over the Patriots.

11:20 AM - Ray Davis (Buf) didn't record a carry or target in Thursday's 23-19 loss to the Texans but returned three kickoffs for 145 yards and a touchdown.

5:36 PM - Ray Davis (Buf) played one of 56 offensive snaps during Buffalo's 44-32 win over the Buccaneers in Week 11. He also fielded four kick returns, tallying 158 yards on special teams.

12:13 PM - Ray Davis (Buf) played three of the Bills' 64 offensive snaps and tallied 105 kick-return yards in Sunday's 28-21 win over the Chiefs.

3:05 PM - Ray Davis (Buf) (illness) doesn't have a designation for Sunday's game against the Chiefs.

3:55 PM - Ray Davis (Buf) (illness) was listed as a full participant at Thursday's practice.

1:20 PM - Ray Davis (Buf) (illness) is back at practice Thursday, Alaina Getzenberg of ESPN.com reports.

12:35 PM - Ray Davis (Buf) (illness) won't practice Wednesday, Maddy Glab of the Bills' official site reports.

12:11 PM - Ray Davis (Buf) rushed nine times for 16 yards and didn't catch his only target in Sunday's 40-9 win over the Panthers.

11:35 AM - Ray Davis (Buf) caught both of his targets for 19 yards and one touchdown in Monday night's loss to the Falcons.

1:31 PM - Ray Davis (Buf) rushed twice for one yard in Sunday's 23-20 loss to the Patriots.

12:10 PM - Ray Davis (Buf) rushed once for three yards in Sunday's 31-19 win over the Saints.

1:02 PM - Ray Davis (Buf) failed to record a touch on offense in Buffalo's 31-21 win over the Dolphins on Thursday night.

6:09 AM - Ray Davis (Buf) rushed nine times for 24 yards in Sunday's 30-10 win over the Jets.

7:27 AM - Ray Davis (Buf) rushed once for two yards and reeled in his lone target for minus-1 yard in Sunday's 41-40 win over the Ravens.

5:38 PM - Ray Davis (Buf) carried the ball four times for seven yards, caught one of two targets for seven yards and kicked an extra point in Saturday's 34-25 preseason loss to the Giants.

10:59 AM - Ray Davis (Buf) and Ty Johnson are getting more first-team reps while James Cook (contract) misses practice, Jay Skurski of The Buffalo News reports.

11:12 AM - Ray Davis (Buf) took first-team running back reps at Thursday's voluntary team activities with James Cook absent, Lance Lysowski of The Buffalo News reports.

1:39 PM - Ray Davis (Buf) carried the ball twice for four yards during Sunday's 32-29 loss to the Chiefs in the AFC Championship Game.

5:20 PM - Ray Davis (Buf) (concussion) is listed as active for Sunday's divisional-round game against the Ravens.

2:16 PM - Ray Davis (Buf) (concussion) is listed as questionable for Sunday's divisional-round game against the Ravens.

11:31 AM - Ray Davis (Buf) head coach Sean McDermott said Friday that Davis is still in the NFL's concussion protocol, Katherine Fitzgerald of The Buffalo News reports.

3:34 PM - Ray Davis (Buf) (concussion) practiced in a limited capacity Thursday.

3:18 PM - Ray Davis (Buf) (concussion) was a limited participant in Wednesday's practice.

12:15 PM - Ray Davis (Buf) coach Sean McDermott noted Wednesday that Davis remains in the NFL's concussion protocol, Maddy Glab of the Bills' official site reports.

3:36 PM - Ray Davis (Buf) has been diagnosed with a concussion and is ruled out for the rest of Sunday's AFC wild-card game against the Broncos.

3:00 PM - Ray Davis (Buf) is being evaluated for a head injury duringSunday's wild-card round game against the Broncos.

5:07 PM - Ray Davis (Buf) rushed six times for nine yards and caught his lone target for four yards in Sunday's 40-14 win over the Jets.

9:36 AM - Ray Davis (Buf) rushed five times for 12 yards and caught his lone target for 17 yards in Sunday's 24-21 win over the Patriots.

3:38 AM - Ray Davis (Buf) rushed seven times for 15 yards and caught both of his targets for 14 yards and a touchdown in Sunday's 48-42 win over the Lions.

5:12 PM - Ray Davis (Buf) rushed four times for 20 yards while catching both of his targets for 70 yards and a touchdown in Sunday's 30-27 win over the Dolphins.

5:12 PM - Ray Davis (Buf) had six carries for 29 yards and was not targeted in the passing game during Sunday's 31-10 win over the Seahawks.

2:58 PM - Ray Davis (Buf) (calf) is listed as questionable for Sunday's game versus the Titans, Alec White of the Bills' official site reports.

3:47 PM - Ray Davis (Buf) (calf) was limited at practice Thursday.

4:47 AM - Ray Davis (Buf) caught one of his two targets for four yards in Sunday's 23-20 loss to the Texans.

3:01 AM - Ray Davis (Buf) rushed seven times for 11 yards in Sunday's 35-10 loss to the Ravens.