For the Chavitei Kohen Gadol, which was brought in halves, half in the morning and half in the afternoon (Torah Temimah)..
2)
Why does the Torah add the (otherwise superfluous) words "le'Shiv'as ha'Kevasim"?
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Ramban: To teach us that even when there are a lot of animals,
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the specified Minchah pertains to each individual animal, and not to the entire group.
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