Feeding behaviour of Tyrannosaurus cannibalism in the genus "Tyrannosaurus". They studied some "Tyrannosaurus" specimens with tooth marks in the bones, attributable to the same genus. The tooth marks were identified in the humerus, foot bones and metatarsals, and this was seen as evidence for opportunistic scavenging, rather than wounds caused by intraspecific combat. In a fight, they proposed it would be difficult to reach down to bite in the feet of a rival, making it more likely that the bitemarks were made in a carcass. As the bitemarks were made in body parts with relatively scantly amounts of flesh, it is suggested that the
Altun Ha is, is dated to about 600−650, which is at the beginning of the Late Classic period. The tomb is the seventh and earliest in B-4, which made the excavators designate this burial Tomb B-4/7. Tomb B-4/7 contained the skeleton of an adult male with many offerings. The body was fully extended dorsally with the skull facing south-southwest. The person had a height of 170–171 cm, with the recovered skeletal materials consisting of a fragment of the skull, the mandible, long bones, five teeth, two vertebrae, five carpal bones, the patellas, and miscellaneous metacarpals, metatarsals, and phalanges. The bulk of the