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On dimming solar, Asian carp, and ancient macaws
Ancient DNA and spatial modeling reveal a pre-Inca trans-Andean parrot trade - Nature Communications
nature.comHere, the authors combine ancient DNA, stable isotopes, and computational modeling to study colorful feathers from a pre-Incan tomb in Peru. They identify four species of parrots, which were likely captured in the Amazon before being transported across the Andes before being fed a local, coastal diet.