Even though a Treif Hen Egg should be בטול ברוב, but ריש לקיש says it isn't Batul because...
- It is rarely sold by # so it won't be בטול
- It is sometimes sold by # so it won't be בטול
- It is exclusively sold by # so it won't be בטול
- It is never sold by # so it won't be בטול
