A common European and African cockroach may have gotten its evolutionary start in North America, according to new fossil findings ...
http://news.discovery.com/animals/insects/4-million-year-old-cockroach
A common European and African cockroach may have gotten its evolutionary start in North America, according to new fossil findings ...
http://news.discovery.com/animals/insects/4-million-year-old-cockroach
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