Thats normal. Shock wave of a bullet/arrow (hydro static trauma). as others have said gun, bow it happens. The clotting is between the lawyers of meat. Scrape it with a knife blade and it comes right off.
A forum community dedicated to hunting and fishing enthusiasts in the Michigan area. Come join the discussion about safety, gear, tackle, tips, tricks, optics, hunting, gunsmithing, reviews, reports, accessories, classifieds, and more!