us ▁teeth ▁prevent ed ▁them ▁from ▁breaking ▁off ▁during ▁a ▁struggle . ▁Finally , ▁unlike ▁the ▁teeth ▁of ▁All osa urus ▁and ▁most ▁other ▁ther op ods , ▁which ▁were ▁cur ved ▁on ▁both ▁the ▁front ▁and ▁back , ▁ab el is aur ids ▁like ▁Maj ung as aur us ▁had ▁teeth ▁cur ved ▁on ▁the ▁front ▁edge ▁but ▁stra ighter ▁on ▁the ▁back ▁( cut ting ) ▁edge . ▁This ▁structure ▁may ▁have ▁served ▁to ▁prevent ▁s lic ing , ▁and ▁instead ▁holding ▁the ▁teeth ▁in ▁place ▁when ▁bit ing . ▁Ex am ination ▁of ▁the ▁teeth ▁of ▁Maj ung as aur us ▁indicates ▁that ▁the ▁ther op od ▁replaced ▁its ▁teeth ▁anywhere ▁from ▁ 2 - 1 3 ▁times ▁faster ▁than ▁other ▁ther op ods , ▁replacing ▁the ▁entire ▁set ▁within ▁a ▁span ▁of ▁two ▁months . ▁G na wing ▁on ▁b one ▁may ▁have ▁been ▁a ▁significant ▁reason ▁for ▁such ▁rapid ▁to oth ▁replacement . ▁ ▁Maj ung as aur us ▁was ▁the ▁largest ▁pred ator ▁in ▁its ▁environment , ▁while ▁the ▁only ▁known ▁large ▁her b iv ores ▁at ▁the ▁time ▁were ▁sau rop ods ▁like ▁Rap et osa urus . ▁Scient ists ▁have ▁suggested ▁that ▁Maj ung as aur us , ▁and ▁perhaps ▁other ▁ab el is aur ids , ▁special ized ▁on ▁hunting ▁sau rop ods . ▁Ada pt ations ▁to ▁strength en ▁the ▁head ▁and ▁neck ▁for ▁a ▁b ite - and - hold ▁type ▁of ▁attack ▁might ▁have ▁been ▁very ▁useful ▁against ▁sau rop ods