The alligator snapping turtle is a huge aquatic species which has a significantly large head (as compared to other species of turtles). The carapace (higher shell) has three notable ridges — 1 along the center line and one on possibly facet. There exists an extra row of scutes (horny scales) https://sethpxeko.gynoblog.com/27772694/orange-eye-parson-s-chameleon-for-dummies