Boiga cyanea

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green cat snake
Boiga cyanea.jpg
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Squamata
Suborder: Serpentes
Family: Colubridae
Subfamily: Colubrinae
Genus: Boiga
Species: B. cyanea
Binomial name
Boiga cyanea
(Duméril, Bibron & Duméril, 1854)

Triglyphodon cyaneum Duméril, Bibron & Duméril, 1854
Dipsas cyanea Jan, 1863
Dipsadomorphus cyaneus Boulenger, 1896

Threatened green cat snake

Boiga cyanea is a snake species.


The Green Cat Snake has a long body, head distinctly broader than neck, and large eyes with vertical pupil. Body color is green whereas color of lower jaw is cyan. long prehensile tail that makes it pure arboreal . Hatchlings are reddish brown with a green head. Color of hatchlings start to change after 8–9 months of age.

The Boiga cyanea is a Nocturnal species and usually lives in forests & feeds on lizards as well as other snakes, small rodents, frogs . The rear fanged & mild venomous snake can paralyze small prays. If threatened, it will become hostile and posture with a wide open mouth.

B. cyanea near Gorumara National Park


The green cat snake is a species of nocturnal opisthoglyphous snake found in India (Sikkim, Darjeeling & Jalpaiguri in West Bengal, Assam, Arunachal Pradesh, Nicobar Islands), Vietnam, Laos, Cambodia, Thailand (incl. Phuket), Myanmar, West Malaysia, and parts of China (Yunnan).

Green Cat Snake in Jalpaiguri.jpg


  • Boulenger, George A. 1890 The Fauna of British India, Including Ceylon and Burma. Reptilia and Batrachia. Taylor & Francis, London, xviii, 541 pp.
  • Duméril, A. M. C., Bibron, G. & Duméril, A. H. A., 1854 Erpétologie générale ou histoire naturelle complète des reptiles. Tome septième. Deuxième partie, comprenant l'histoire des serpents venimeux. Paris, Librairie Encyclopédique de Roret: i-xii + 781-1536
  • Frith,C.B. 1977 A survey of the snakes of Phuket island and adjacent mainland areas of peninsular Thailand. Nat. Hist. Bull. Siam Soc. (Bangkok) 26: 263-316