This Torah reading repeats the instructions for distinguishing between pure and impure species, and between proper and invalid slaughtering — these are discussed in articles #4-6
The 4th article, also contains links to powerful performances of the chasidic songs mentioned within.
The 3th article is for the 5th chapter in the 3rd cycle of Pirkei Avot, for those who study it on Shabbat afternoons throughout the summer. The subjects of the two lead articles are self-explanatory