The anterior half of the body of this common snake is olive,the remainder brown with dark-edged scales.The gray-brown head is elongate,distinct from the neck,the very large eyes contain round pupils.The body scales are smooth or feebly keeled
on the posterior part of the body.Juveniles have transverse rows of white spots across the anterior part of the body.Diur,it inhabits forests and agricultural land up to 3,000 m. It preys on a wide range of small animals,including rodents and frogs.Females lay 4-12 eggs per clutch,hatchlings measure 36-38 cm.Frequently seen throughout Thailand,Malaysia and Singapore.itrangs to Assam,Taiwan and Bali.