Jaw bones of a mammal

Jaw bones of a mammal

Observation - Jaw bones of a mammal - UK and Ireland. Description: I found this in Formby, on the sand dunes (nr some woods). There are lots of red squirrels about so I think it might be this.

I found this in Formby, on the sand dunes (nr some woods). There are lots of red squirrels about so I think it might be this.