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Ptyas carinata, commonly known as the keeled rat snake, [2] [3] is a species of colubrid snake. It is found in Indonesia , Myanmar , Malaysia , Thailand , Philippines , Cambodia , India , Vietnam , Laos and Singapore . [ 4 ]
Ptyas is a genus of colubrid snakes. [1] This genus is one of several colubrid genera colloquially called "rat snakes" or "ratsnakes".. The generic name derives from Ancient Greek πτυάς, meaning "spitter", which referred to a kind of snake believed to spit venom in the eyes of humans, although in reality none of the Ptyas are known to spit venom.
Among the colubrids, the most diverse snake family, the largest snakes may be the keeled rat snake (Ptyas carinata) at up to 4 m (13 ft). [76] The genus Drymarchon also contains some of the largest colubrids such as the eastern indigo snake ( Drymarchon couperi) and the indigo snake ( Drymarchon corais ) which can both reach lengths of almost 3 ...
There are several ways to identify venomous snakes, including pupil size, head shape and pattern. But in Pennsylvania, a good way to tell if one of the native snake species is venomous is the scales.
Ptyas mucosa, commonly known as the Oriental rat snake, [2] dhaman or Indian rat snake, [4] is a common non-venomous species of colubrid snake found in parts of South and Southeast Asia. Dhamans are large snakes. Typical mature total length is around 1.5 to 1.95 m (4 ft 11 in to 6 ft 5 in) though some exceed 2 m (6 ft 7 in).
Like all snakes, they can be defensive when approached too closely, handled, or restrained. However, rat snake bites are not dangerous to humans. Like nearly all colubrids, rat snakes pose no threat to humans. Rat snakes were long believed to be completely nonvenomous, but recent studies have shown that some Old World species do possess small ...
Symptoms of spider bites vary depending on the type of spider and if their venom is poisonous. Venomous spider bites can cause many side effects, according to the CDC , such as: High blood pressure.
Among the colubrids, the most diverse snake family, the largest snake may be the keeled rat snake (Ptyas carinata) at up to 4 m (13 ft). [60] The Indian rat snake (Ptyas mucosa) is also very large with maximum sizes of up to 3.7 m (12 ft), making it the second-largest species in the genus Ptyas.