Humanly Modified Outcrop resembling an Eastern Timber Rattlesnake, the snake that served as a model for a Great Horned Snake that figures highly in Indigenous Legends. The cracks in the outcrop have been filled in in places, "stacked" or perhaps "wedged" in natural cracks in the stone, but possibly with help by human hands to further enhance the image of a Great Serpent...
Cockaponset, Killingworth CT
Laugh if you like but here's more, "hidden in plain sight:"
Dr. Curtiss Hoffman had pointed out a similar but in no way identical Outcrop Serpent Head to me in New Haven County, noting rare possible/probable "cup marks" of various sizes - and a tiny petroform turtle in one of the Cupuoles.