The diets of ancient foxes were influenced by humans, and these small carnivores might be tracers of human activity over time, according to a study published in the open-access journal PLOS ONE by Chris Baumann of the University of Tubingen, Germany and colleagues.
Summary figure for the commensal fox hypothesis.The blue area marks the impact of humans on dietary resources.
For low δ15N foxes, humans had no influence, while for…
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