Kevin Feldheim, the Pritzker Lab Manager at Chicago's Field Museum, told NPR by email that both explanations are possible, and genetic testing is needed to determine what actually happened. Many kinds ...
Kevin Feldheim, the Pritzker Lab Manager at Chicago's Field Museum, told NPR by email that both explanations are possible, and genetic testing is needed to determine what actually happened.
Kevin Feldheim, the Pritzker Lab Manager at Chicago's Field Museum, told NPR by email that both explanations are possible, and genetic testing is needed to determine what actually happened.
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