A new fossil from the dinosaur era challenges the understanding of evolution. In a paper published in Science Advances, an international team, including researchers from the Smithsonian Tropical Research Institute (STRI) in Panama, announced their discovery of a new fossil crab species, Callichimaera perplexa in Boyacá, Colombia, and in Wyoming in the United States.

Life reconstruction of Callichimaera perplexa: The strangest crab…

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Source: archeo