That includes the sartorial choices of McDaniels, the former Patriots offensive coordinator and quarterbacks coach.

“Josh is wearing a sweatshirt, right, with the cutoff sleeves like Bill,” Harbaugh said. “So, that’s a similarity. Their teams are very similar. The defensive structure is very different, and that’s a reflection of Mike Nolan.

“Offensively, they’re very similar to what they’ve been in New England the last few years. Josh was the offensive coordinator there, so he was a huge part of what’s been accomplished over the last few years. He’s applied that really well to the personnel that they have in Denver, and we see a lot of carryover there.”

QUICK HITS: Harbaugh, 47, said it didn’t faze him when the Broncos and Tampa Bay Buccaneers hired young coaches in McDaniels and Raheem Morris. “I didn’t really react to it age-wise,” he said. “You’re happy for guys to get an opportunity.” ... Harbaugh estimated that 75 percent of the players spent part of the bye week working out at the team’s training complex. “Even through the weekend after we kind of mandated some time off, I still saw guys in here,” Harbaugh said. ... Harbaugh hasn’t spoken with cornerback Samari Rolle, who remains on the physically unable to perform list with a neck injury expected to end his career. ... The Ravens held a player development seminar with former Baltimore Colts player Joe Ehrmann.