27 agosto 2014
A new fossil discovery identifies the earliest evidence for animals with muscles. An unusual new fossil discovery of one of the earliest animals on earth may also provide the oldest evidence of muscle tissue — the bundles of cells that make movement in animals possible. The fossil, dating from 560 million years ago, was discovered in Newfoundland, Canada.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/oVksawDbrKI/140826205417.htm
