Thursday, December 22, 2011

Migrating dinosaurs ate grass to maintain their life

Migrating dinosaurs ate grass to maintain their lifehttp://www.bbc.co.uk/nature/images/ic/credit/640x395/d/di/dinosaur/dinosaur_1.jpg
A team of American scientists at the University of Colorado through the fossils found in mountainous areas that dinosaurs were eating grass during their migration, as the climatic conditions and drought, which exposed him in some seasons of the year forced it to migrate from the place where you live to another place there by the grass to feed it.

Was found in the excavations on the teeth of the quality of dinosaurs eating grass back to 150 million years, a giant, with a length of 18 meters and weighs 20 tons, and live in groups, "Valley," Ottaj ", this area was under drought-seasonal and reach the level of oxygen to the 18, also found radioactive isotopes in tooth enamel dinosaurs, according to the agency stated, "news of the Middle East."

Animal World

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