You have a minor misspelling in the following sentence:
Dinosaurs evolved soon after the Permian extinction, which was the biggest mass extinction that ever occured on Earth.It should be occurred instead of occured.
How dinosaurs come on earth?
You have a minor misspelling in the following sentence:
Dinosaurs evolved soon after the Permian extinction, which was the biggest mass extinction that ever occured on Earth.It should be occurred instead of occured.
Thanks for update.
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