ametabolous

/ˌeɪməˈtæbələs/
adjective
  1. Describing insects that do not undergo metamorphosis; they hatch from eggs looking like small adults and simply grow larger.
    • In biology class, we learned that ametabolous insects do not have a pupal stage.
    • The ametabolous development of springtails makes them easy to identify at any age.
    • Silverfish are ametabolous insects, so the young look just like the adults.
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