What survival mechanism allows the short-beaked echidna to persist during cold snaps or food scarcity?

Answer

Entering a state of torpor, slowing their metabolism

Their ability to enter a state of torpor, which slows their metabolism, allows the short-beaked echidna to survive cold snaps or periods when food is scarce.

What survival mechanism allows the short-beaked echidna to persist during cold snaps or food scarcity?
GeographyfaunamammalAustraliaechidna