(Dendrelaphis bifrenalis)
Cylindrical,narrow,slender body is present with a dorso-ventrally flattened pear-shaped head.The neck region is clear.Long and compressed snout is present.The tip of it is broad and rounded.The nostrils are present laterally and they are rounded.Round pupil is present in large eyes.Prehensile tail is 1/3 of the body of the snake.Dorsal body of the snake is copper color.Top of the labials and chin is cream or light green color.The tongue is red in color.There is a black broad bar at the sides of the head and run along the eye to the neck region.Lateral corner of the anterior body has black cross strips in a diagonal angle.Two yellow lines run on the lateral sides of the body.Sometimes these lines may be margined by black dots.Ventral body is yellowish green.These are oviparous snakes.They lay eggs in tree hollows.Five long eggs are laid by them at a time.Adult snakes grow about 700–900 mm.Mid-body consists of 15 rows of scales.Vertebrals are clear and enlarged.Dendrelaphis bifrenails differ in having a red color tongue from other Dendrelaphis species.