"Wife thought it was cute; I think it's the last time," Cox wrote in his entry.
His entry beat out two other finalists entered by users "brotherreen" and "madn95sniper."
Brotherreen (known to his friends as Rene Larriviere) entered a photo of a treat 8-point buck captured last year.
"Never saw him again," Larriviere wrote.
New user madn95sniper uploaded a photo captured on July 5 of a trophy near a mineral lick. The deer has three main beams.
"I call this (deer) Excalibur because of the second main beam (on the left side)," madn95sniper wrote.