Bark Scorpion Arose from Rare Genetic Event

Arizona bark scorpion glowing under ultraviolet light. Photo by Bryce Alexander.

More than 450 million years ago, the entire genetic instruction book of spiders’ and scorpions’ common ancestor doubled, according to a genomic comparison of the common house spider and the Arizona bark scorpion.

Read/listen to my full story at KJZZ’s Arizona Science Desk:
Rare Whole Genome Duplication Gave Rise To Arizona Bark Scorpion

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