Plowing with animals of different breeds - Hanhagat Kilayim
Please note: In this document, "Kilayim" refers to paired animals of different breeds.
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Laws
Whether one who leads kilayim is liable: Bava Metzia 8b
Whether one riding in a wagon being pulled by kilayim is liable: Bava Metzia 8b
The punishment for plowing with kilayim: Makkot 21b
Whether an animal used for mixed plowing is permissible as an offering: Temurah 28a
Applicability of the prohibition against plowing with mixed species, to birds: Keritot 21b