Texas Ratsnake (Black Rat Snake)
Generally shiny black, but some individuals show dark brown blotches. Skin between the scales along the sides may be red. Small patches of red sometimes appear between the scales along the sides. The belly is white, mottled with gray or may be checkered with black. The upper lip, chin and lower part of the neck are usually white. Young are light gray or tan, with dark brown or black blotches on the back and sides. After a year or two of growth, the color changes to a more uniform black.