Chennai Snake Park snake, annulated sea snake, common wolf snake, common vine snake, striped keelback, checkered keelback, olive keelback, common trinket snake, spectacled cobra, banded sea krait and hook-nosed sea snake. Crocodilian species include the gharial, marsh crocodile, saltwater crocodile, Siamese crocodile, African dwarf crocodile, Nile crocodile and spectacled caiman. Other reptiles at the park include water monitor, Bengal monitor, Indian black turtle, Indian flapshell turtle, Indian star tortoise, spotted rock gecko and South Asian chamaeleon. The snakes are housed in glass-fronted enclosures and the crocodilians and the larger lizards are housed in open-air enclosures protected by parapet walls and wire mesh. The
Brown-banded water snake nape, and are arranged in 19 rows. Ventrals are 102-130 in number, the anal scale is divided, and the 61-94 subcaudals are paired and keeled. "H. angulatus" lives in fresh and brackish water, where it feeds on fish and possibly also freshwater eels and frogs. "H. angulatus" has been reported to be "facultatively ovoviviparous". Brown-banded water snake The brown-banded water snake ("Helicops angulatus") is a species of aquatic snake found in tropical South America and Trinidad and Tobago. The brown-banded water snake grows to a maximum total length (including tail) of 78 cm (31 inches). Dorsally, it is olive or