Melee◆ talon +17 (unarmed), Damage 2d8+10 piercing plus Grab
Carry A quetzalcoatlus can Fly at half Speed while it has a single creature Grabbed or Restrained. Both its talons are occupied while it does this.
Swoop◆◆ The quetzacoaltus Flies up to its Speed and makes one beak or talon Strike at any point during that movement.
Grab◆
Source: Pathfinder Monster Core
Running this fight? Add the quetzalcoatlus to the initiative tracker: type its name and the AC, hit points and Perception for initiative fill in, and the book button shows this stat block mid-fight.