Length: Up to 240 cm. These snakes generally reach a length between 160 and 190 cm.
Distribution area: Throughout Thailand Behaviour/habitat: A resident of lowland and hilly areas up to a maximum of 750 m above sea level. This snake is active during the day and generally lives in trees. It can be found in primary forests, agricultural land, mangrove forests and park areas. If they feel threatened or aggravated, they move their blue coloured tongue slowly up and down. Gonyosoma oxycephalum preys on rodents, birds, bats and lizards.
Danger level: Non-venomous but they do bite
Picture: J. Bulian
Gonyosoma prasina (Green Bush Rat Snake)
Length: Males up to 90 cm, females 120 cm. In rare cases up to 150 cm
Distribution area: Chiang Mai Loei
Habitat/Habits: Gonyosoma prasina inhabits cooler and higher elevations up to 2650 m.The Green Bush Rat Snake is mostly active during the day on bushes and trees. They are rarely found on the ground. Their main habitat are primary and secondary rain forests. The snakes feeds in the wild on lizards, rodents and birds. Females lay between 3 and 11 eggs. The incubation time of the eggs takés between 67 and 88 dayys at a temperature between 25 °C and 28 C°. The freshly hatched juveniles have a length of about 22 cm. Gonyosoma prasina is one of the most rare snakes in Thailand