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Sea-scorpions ruled the ancient oceans with a slicing tails. Finding the origin of the evolutionary success story of mandibles. Forget extracting DNA from dinosaur fossils, we learn of a new method using proteins to reconstruct the past.
Sources: Story 1: Experimental Biology 2017. "What can we learn from dinosaur proteins? The ability to extract proteins from ancient bones raises striking new questions." ScienceDaily. ScienceDaily, 24 April 2017. <www.sciencedaily.com/releases/2017/04/170424141356.htm>. Story 2: W. Scott Persons, John Acorn. A Sea Scorpion’s Strike: New Evidence of Extreme Lateral Flexibility in the Opisthosoma of Eurypterids. The American Naturalist, 2017; 000 DOI: 10.1086/691967 Image: Nathan Rogers, 2017, University of Alberta. Story 3: Cédric Aria, Jean-Bernard Caron. Burgess Shale fossils illustrate the origin of the mandibulate body plan. Nature, 2017; DOI: 10.1038/nature22080
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