My dogs all do this.
It is a function, I believe, of default leave it for them. Ie: Food on the floor is to be eaten with permission, not just grabbed at. The toy dispensing the food is effectively reward for behavior. When it just spills it's just food on the floor.
It is a function, I believe, of default leave it for them. Ie: Food on the floor is to be eaten with permission, not just grabbed at. The toy dispensing the food is effectively reward for behavior. When it just spills it's just food on the floor.