An archaeological study in Cambridge suggests that thousands of frog bones found in an Iron Age ditch are evidence of the activity of predatory birds, especially barn owls, which fed on an abundant population of amphibians during the Roman period. #arqueología #anfibios #avesdepredadoras (translated)
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El misterio de miles de huesos de rana hallados en una zanja de la Edad del Hierro apunta a las aves depredadoras
