Why do hatchlings and juveniles have a much shorter safe fasting window compared to healthy adults?

Answer

They have much smaller energy reserves to draw upon

Young snakes, such as juveniles and hatchlings that are still actively gaining mass, possess significantly smaller fat reserves, meaning even a few weeks without sustenance can quickly lead to serious weight loss and dehydration.

Why do hatchlings and juveniles have a much shorter safe fasting window compared to healthy adults?
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