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Najstasze odciski stĂłp na Ziemi

: 21 października 2008, o 11:50
autor: nazuul
http://news.nationalgeographic.com/news ... rints.html
Scientists believe they have uncovered Earth's oldest known footprints in the mountains of Nevada—a fossil find that suggests animals have been walking around about 30 million years longer than previously thought, according to new research.
(...)
about 570 million years ago