Hognose snake, (genus Heterodon), any of three species of North American nonvenomous snakes belonging to the household Colubridae. They’re named for the upturned snout, which is used for digging. These are the innocent however often-avoided puff adders, or blow snakes, of North America. When threatened, they flatten the pinnacle and neck, then strike with a loud hiss—not often biting. If their bluff fails, they roll over, writhing, after which feign demise with mouth open and tongue lolling:kinds of snake
Hognose snakes dwell mainly on toads and are able to neutralizing the toad’s toxic pores and skin secretions physiologically. They lay 15 to 27 eggs underground. The broadly distributed species are the japanese (Heterodon platyrhinos) and western (H. nasicus). Each are heavy-bodied and blotchy; their traditional size is about 60 to 80 cm (24 to 31 inches).
Adder, any of a number of teams of venomous snakes of the viper household, Viperidae, and the Australo-Papuan demise adders, viperlike members of Elapidae, the cobra household. The title adder can also be utilized to sure different snakes, such because the hognose snake (Heterodon), a innocent North American genus. Among the many adders of the viper household are the European frequent adder (Vipera berus), the puff adders (9 or 10 species of Bitis, together with B. arietans), and the night time adders (4 species of Causus). The European frequent adder, or European viper (V. berus), a serpent typically talked about in works of literature,
kinds of snake : is a stout-bodied snake that’s broadly distributed throughout Europe and Asia. It even ranges north of the Arctic Circle in Norway. It grows to a most size of roughly 85 cm (33 inches) and is often grey to kinds of snake brown with a darkish zigzag band on the again and spots on the edges. The frequent adder eats frogs, younger birds, and small mammals. It bears its younger alive, and 6–20 are born in August or early September. Its chew is never deadly to people. The puff adder (B. arietans and others) is a big extraordinarily venomous snake discovered within the semiarid areas of Africa and Arabia. It’s so named as a result of it provides warning by inflating its physique and hissing loudly. The puff adder is about 1 to 1.5 metres (three to five ft) lengthy and is colored grey to darkish brown with skinny yellow chevrons on its again. It’s a thick-bodied snake with a probably deadly chew, and it tends to remain put, slightly than flee, when approached.