dinosaur bones....?

[traderoftreasures]

Found this dinky little jaw bone. Any ideas what this was and or if it looks very old? Smallest little jaw I've ever seen. Also found this little arrowhead.

 

[Breezie]

Mickey or Minnie? Nice point Breezie

 

[jewelerguy]

probably a rat. the arrowhead is cool

 

[NOLA_Ken]

looks like a rat jaw to me, has the color of one that's been through an owl.