Jawbone

After the forest fire ravaged the hillside, Mary killed every predatory beast with the jawbone of an ass and ate the burned remains of every creature until she could not move.

Source: tatoeba (7031179)

“What we are able to do with the jawbone was compare it to closely related pterosaurs that are complete, and essentially just extrapolate from there,” Tim said.

Source: tatoeba (10238498)

The genetic evidence comes from an unusually well-preserved polar bear jawbone with a canine tooth still attached to it — a rare find because most polar bear carcasses are consumed by scavengers or sink to the sea bottom. The DNA mapped from the jawbone is the earliest mammalian genome ever sequenced.

Source: tatoeba (12218319)

14 ¶ And when he came vnto Lehi, the Philistines shouted against him: and the Spirit of the Lord came mightily vpon him, and the cordes that were vpon his armes became as flaxe that was burnt with fire, & his bands loosed from off his hands. 15 And he found a new iawbone of an asse, and put foorth his hand, and tooke it, and slewe a thousand men therewith. 16 And Samson said, With the iawbone of an asse, heapes vpon heapes, with the iaw of an asse haue I slaine a thousand men. 17 And it came to passe when he had made an end of speaking, that hee cast away the iaw bone out of his hand, and called that place Ramath-Lehi.

Source: wiktionary