When threatened by a predator, Ring-necked Snakes will coil their tail and display their bright underside.
Northern Ring-necked Snake – PA HERP IDENTIFICATION
Key Ring-necked Snake U.S. Fish & Wildlife Service
Prairie Ringneck Snake (Diadophis punctatus arnyi) - Reptiles and Amphibians of Iowa
Learn about ring-necked snakes
ring-necked snake (Diadophis punctatus) · iNaturalist
The Ring Neck Snake Is An Attractive Greenbelt Inhabitant – Greenbelt Conservancy
I just loves these little ring neck snakes. Found in my yard in Connecticut. : r/snakes
Ringneck snake - Diadophis punctatus
Ring-necked snake Washington Department of Fish & Wildlife