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.

11:38 AM - Ray Davis (Buf) (calf) is listed as active for Sunday's game against the Titans.

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.

11:05 AM - Ray Davis (Buf) head coach Sean McDermott said Friday that Davis (calf) will be limited in practice but that Buffalo is uncertain about his availability for Sunday's game against the Titans, Maddy Glab of the ' 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.

2:42 PM - Ray Davis (Buf) carried seven times for 22 yards and a touchdown and caught his only target for one yard in Monday's 47-10 win over Jacksonville.

5:19 PM - Ray Davis (Buf) rushed five times for two yards and caught three of four targets for 19 yards in Saturday's 33-6 preseason loss to the Bears.

11:27 AM - Ray Davis (Buf) and Ty Johnson shared first-team reps Sunday when James Cook was absent from practice for personal reasons, Joe Buscaglia of The Athletic reports.