Watermelon Bird(?)
Common grackle tearing into a watermelon we put out in the yard. Quiscalus quiscula Common Grackles are resourceful foragers. They sometimes follow plows to catch invertebrates and mice, wade into water to catch small fish, pick leeches off the legs of turtles, steal worms from American Robins, raid nests, and kill and eat adult birds. source - https://www.allaboutbirds.org/guide/Common_Grackle/