Thursday, March 29, 2007

Changing theory on evolution

Mammals geared for global rise long after dinosaurs died (AFP)

A replica of a Maxakalisaurus topai dinosaur skeleton is seen at the National Museum in Rio de Janeiro in August 2006. Most modern mammals can be traced to a surge in biodiversity that occurred long after the dinosaurs were wiped out, according to a new study that challenges a keystone theory about life on Earth today.(AFP/File/Vanderlei Almeida)AFP - Most modern mammals can be traced to a surge in biodiversity that occurred long after the dinosaurs were wiped out, according to a new study that challenges a keystone theory about life on Earth today.

cerebral shadow


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