He was Tom Brady's main target during the Pats run to the Super Bowl previous year, reeling in 26 passes for 348 yards and a pair of touchdowns, including 8 for 152 in the big game. He'd been a steady complementary option for the team, also posting career-high numbers across the board last season with 42 receptions for 554 yards and three touchdowns.
Amendola, 32, is a nine-year National Football League veteran with 426 career receptions and 19 touchdowns, and since 2013 he has played in 13 postseason games with Brady and New England.
Wilson is from Port St. Lucie, Florida. Last season, Stills had 58 catches for 847 yards and six scores after re-signing with the franchise in the offseason on a four-year, $32 million pact.
Eagles players get sentimental on loss of 'true brother' Brent Celek
Celek finished with 398 catches for 4,998 receiving yards and 31 receiving touchdowns in his 175 games with the Eagles. According to Field Yates, the Eagles have restructured Lane Johnson's contract to save $7.5 million on their cap.
Wilson became the third free agent wide receiver to agree a deal on Tuesday, after Allen Robinson committed to joining the Chicago Bears and the Kansas City Chiefs won the race to sign Sammy Watkins.
On the eve of free agency, the Dolphins released veteran linebacker Lawrence Timmons as expected.
Timmons' departure clears $5.5 million in cap space for Miami.