Canine sexual dimorphism in Ardipithecus ramidus was nearly human-like

Gen Suwa, Tomohiko Sasaki, Sileshi Semaw, Michael J. Rogers, Scott W. Simpson, Yutaka Kunimatsu, Masato Nakatsukasa, Reiko T. Kono, Yingqi Zhang, Yonas Beyene, Berhane Asfaw, Tim D. White