Ancient teeth hint at canoodling between early human relatives - ABC News - Breaking News, Latest News and Videos

1. Ancient teeth hint at canoodling between early human relatives  ABC News - Breaking News, Latest News and Videos
2. Protein reveals the oldest episode of sex and procreation among human species  EL PAÍS English
3. Enamel proteins from six Homo erectus specimens across China  Nature
4. Ancient Sex: Homo Erectus Interbred With Denisovans in China 400,000 Years Ago  Haaretz
5. Fossil teeth from China uncover 400,000-year-old H. erectus ties to Denisovans  Phys.org

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