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oothecae

  • plural
    of ootheca.
    ootheca
    noun
    a case or capsule containing eggs, as that of certain gastropods and insects.

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During winter, when trees and shrubs have lost their leaves, the insects' oothecae, brown, spongy egg cases measuring about 2 to 3 cm, become easy to spot on branches.

From Science Daily Jul. 11, 2026

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