The scales of the copperhead are keeled, meaning that each scale has a raised ridge. [5] X Research source

They also occupy territories in southern New York, Pennsylvania, Ohio, Indiana, and Illinois. [12] X Research source

During the winter, their dens can be found on the fringes of rivers, swamps, and other marsh areas. During the peak of summer, they will be in these wetland swamps and marshes, but will also inhabit open meadows and fields during the warm season. [14] X Trustworthy Source State of Massachusetts Official website for the State of Massachusetts Go to source They will rarely be found in dry areas. [15] X Research source

Though they usually stay on the ground, copperheads can also climb low trees and bushes when hunting. [17] X Research source

Copperheads especially like to be out on a warm, humid night after it has just rained. [19] X Research source

Baby copperheads are equipped with their fangs and a venom that is just as potent as an adult’s right from birth. [21] X Research source