Abstract: Animal feeders are disclosed. An animal feeder may comprise a bottom having a curved edge and a straight edge opposite the curved edge; a front wall having a curved shape and a front height, the front wall connected to the curved edge; a rear wall having a flat shape and a rear height, the rear wall connected to the bottom in between the curved edge and the straight edge, the rear height higher than the front height, the rear wall having an inside facing the front wall and an outside opposite the inside; one or more protrusions located on the inside of the rear wall; a first side wall connecting a first side of the front wall to a first side of the rear wall; and a second side wall connecting a second side of the front wall to a second side of the rear wall.