Scientists believe high oxygen levels in Paleozoic era led to super-sized bugs

Insects don't breathe with lungs, but rather a series of oxygen absorbing pipes that traverse their bodies.

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Bibliographic Details
Published inMcClatchy - Tribune News Service
Main Author Mole, Beth Marie
Format Newsletter
LanguageEnglish
Published Washington Tribune Content Agency LLC 04.06.2012
Subjects
Fossils
Insects
Oxygen
Studies
Online AccessGet full text

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