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How does the insect form in …

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How does the insect form in earth
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Bhanu Soni 6 years, 6 months ago

It is estimated that the class of insects originated on Earth about 480 million years ago, in the Ordovician, at about the same time terrestrial plants appeared. Insects evolved from a group of crustaceans. ... Most extant orders of insects developed during the Permian period
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