Insect Library

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PILLBUGS

Biology

  • Length: ¾ inches max.
  • Oval body, curved on the upper part and flat and hollow beneath
  • Thorax is large and constructed of 7 hard, overlapping plates.
  • Head and abdomen are small.
  • 7 pairs of legs
  • Will roll up in a tight ball if disturbed.
  • Life span: two years max.

Distribution/Habits

  • Distributed worldwide
  • Prefer moist locations
  • Most active at night
  • May bury themselves in several inches of soil
  • Life is spent entirely on land
  • Inactive in winter months