The diamondback water snake is the largest north american water snake also known as the diamond backed watersnake it is an extremely common species of non venomous snakes that is a member of the colubrid family they are often mistaken for the poisonous variety of the cottonmouth owing to its biting habit.
Black diamond back snake.
Some reach 8 feet in length and weigh up to 10 pounds.
No subspecies are currently recognized.
The eastern diamondback rattlesnake crotalus adamanteus is a species of venomous pit viper in the family viperidae the species is endemic to the southeastern united states it is one of the heaviest venomous snakes in the americas and the largest rattlesnake no subspecies are recognized.
This creature is also misidentified as the venomous rattlesnake or.
The diamondback rattlesnake is the largest venomous snake in north america.
It lives in elevations from below sea level up to 6 500 feet.
These pit vipers can grow to be eight feet long and can weigh up to ten pounds.