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Venomous snakes—including the timber rattlesnake, the copperhead, and the cottonmouth—all make this area their home.—Erika Ebsworth-Goold, Travel + Leisure, 7 Mar. 2026 These are one of four venomous snakes found in Texas alongside rattlesnakes, cottonmouths (also known as water moccasins) and coral snakes.—Ella Gonzales, Fort Worth Star-Telegram, 29 Sep. 2025 By far the most common species, which accounts for over 90 percent of all sightings, is the venomous northern cottonmouth.—Owen Clarke, Outside, 19 Sep. 2025 Tennessee's most venomous snake is the cottonmouth, or water moccasin.—Craig Shoup, Nashville Tennessean, 18 Sep. 2025 See All Example Sentences for cottonmouth