About this species
Hydrodynastes gigas is a New World species of large dipsadine snake endemic to South America. Aglyphous snake with enlarged posterior maxillary teeth, not grooved, associated with Duvernoy's gland secretions. endemic to South America. Common names include false cobra, false water cobra, South American water cobra, and Brazilian smooth snake. It is also sometimes referred to as boipevaçu, ñacaniná or yacaniná, from the Guarani ñakanina ('alert head'), mboi-peba, surucucu-do-pantanal, and víbora ladradora ('barking snake').
A mildly venomous species, the false water cobra is so named because when it is threatened, it "hoods" as a true cobra (genus Naja) does. Unlike a true cobra, however, it does not rear up, but instead remains horizontal. No valid subspecies are currently recognized.
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La ñacaniná (Hydrodynastes gigas) es una especie de serpiente grande de la familia Colubridae endémica de América del Sur. No tiene subespecies reconocidas.
Seguir leyendo en Wikipedia · Texto: Wikipedia, CC BY-SA 4.0
巴西水王蛇（Hydrodynastes gigas），又名南美水蛇，是分布在南美洲的一种毒蛇。它们与H. bicinctus曾被分类为此物种的亚种，但两者均被升级为独立的物种，同属水王蛇属。
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Classification
| Kingdom | Animalia |
|---|---|
| Phylum | Chordata |
| Class | Squamata |
| Family | Colubridae |
| Genus | Hydrodynastes |
