The alligator snapping turtle is a big aquatic species having a noticeably huge head (as compared to other species of turtles). The carapace (upper shell) has 3 distinguished ridges — 1 together the center line and 1 on both aspect. There is an additional row of scutes (horny scales) on https://kylertpllj.tkzblog.com/26754622/not-known-factual-statements-about-alligator-snapping-turtle