Was
a surge in atmospheric oxygen responsible for insect gigantism?
Paleozoic
Mystery |
Scientists
have uncovered fossils of insect wings suggesting that dragonflies
and other insects may once have been as large as a falcon. How did
this happen and why aren't there giant insects still flying around
today? |
Tracheal
Clues |
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© 2007 Jon F. Harrison, School of Life Sciences. All rights reserved.