More on covering the blood of non-domesticated animals and birds, and how it applies to those animals that are prepared for it -- which itself requires some measure of investigation. Bottom line, only trap an animal when you truly need it for meat. Better to eat vegetables or grain, with specific advice per the money one might have to spend on food. Also, Rabbi Eina was teaching at the entrance to the house of the exilarch. Which leads into the timing of covering the blood of the non-domesticated animal. Apparently, Rabbi Eina's brother jumps in, and the parallel to brit milah (circumcision) is introduced, though the holiday may actually "win" depending on the parameters of when it would be done. Likewise, Rosh Hashanah --