For obtaining additional support with identifying. For instance, I don’t know the species of the skull in the following picture and can use some help with identifying it: 
Thanks! Anyone ??? We met in Cascades mixwoodland near a winter/spring/fall pond, if that helps.
Shrew?
Yep Sorex monticolus, a type of Shew, but I don’t know for sure about the species but I know we got the genus.
Looks large for a shrew skull. I think it might be a mole. What part of the country are you in?