Well if you are open to being convinced, a 500 gr cast bullet at 1300 fps will give you complete penetration on a ground squirrel.
I've found that a 250 gr Speer out of my .35 Whelen works well on ground squirrels.
Last edited by doubletap; 02/04/16.
He who joyfully marches in rank and file has already earned my contempt. He has been given a large brain by mistake, since for him the spinal cord would suffice.
