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  • When an echidna buries itself in the soil, its sharp spines scare away the hungriest attacker.
  • After digging into the ground, the echidna’s spines stop the fiercest attacker.
  • The echidna hides in the dirt, and its spines keep hungry enemies away.
  • Once underground, the echidna’s spines protect it from the most eager attacker.

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