The Biomechanics Behind Extreme Osteophagy in Tyrannosaurus rex Author Paul M. Gignac Department of Anatomy and Cell Biology, Oklahoma State University Center for Health Sciences, Tulsa, Oklahoma, 74107 - 1898, USA. paul.gignac@okstate.edu Author Gregory M. Erickson Department of Biological Science, Florida State University, Tallahassee, Florida, 32306 - 4295, USA text Scientific Reports 2017 2017-05-17 7 2012 2012 journal article 23015 10.1038/s41598-017-02161-w 3071d3d1-dc4a-4ae5-813c-67b6774ee74b PMC5435714 28515439 3748931

Table 1. Adult 52 Tyrannosaurus rex specimens, head lengths (HL), head widths (HW), and bite forces (BF, in newtons [N]) estimated in this study (see Methods and Supplementary Table S2 for measurement details and forces at specific tooth positions; see main text for museum abbreviations).

	HL (cm)	HW (cm)	BF range (N)
FMNH PR 2081	127.5	90.2	17,769–34,522
LACM 23844	136.5	89.0	16,352–31,284
MOR 980	128.2	81.5	14,201–30,487
MOR 008	116.2	79.6	13,736–28,101
BHI 3033	126.5	77.2	12,509–24,272
RTMP 81.6.1	117.2	70.5	12,197–21,799
BHI 4100	111.5	59.2	8,526–18,014