What is the commonly accepted guideline for the maximum width of a snake's prey item?

Answer

No wider than the thickest part of the snake’s body

A commonly accepted guideline suggests that the prey item should not be wider than the thickest part of the snake’s body, usually at its midsection, to prevent regurgitation or severe internal stress.

What is the commonly accepted guideline for the maximum width of a snake's prey item?
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