Archeology
Fossils 555 million years of human ancestors
The researchers found the tiny rice-like worm-like creature, the oldest ancestor on a pedigree tree consisting of humans and most animals.
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The researchers found the tiny rice-like worm-like creature, the oldest ancestor on a pedigree tree consisting of humans and most animals.
A 550 million-year-old fossil worm found on the banks of the Yangtze River, west of Hubei province, China, may be the first creature on Earth to move.
Canadian paleontologists recently learned that, for more than a decade, they have owned a fossil of hard-shelled worms that lived hundreds of millions of years ago.