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The spitting cobra predominantly uses its venom for defensive purposes. It has evolved the ability to spit in order to minimize the risk of contact during an altercation. Even though venomous snakes are very dangerous, they often times are not left injury free after a battle with a predator or larger animal.
The two species of shield-nosed cobras, the Cape coral snake (Aspidelaps lubricus) and the shield-nosed cobra (Aspidelaps scutatus) [4]: p.76 The two species of black desert cobras or desert black snakes, Walterinnesia aegyptia and Walterinnesia morgani , neither of which rears upwards and produces a hood when threatened [ 4 ] : p.65
Naja is a genus of venomous elapid snakes commonly known as cobras (or "true cobras"). Members of the genus Naja are the most widespread and the most widely recognized as "true" cobras. Various species occur in regions throughout Africa , Southwest Asia , South Asia , and Southeast Asia .
An Andaman cobra in a defensive posture With its hood lowered. The Andaman cobra is medium to large sized snake in length, is a heavy bodied snake with long cervical ribs capable of expansion to form a hood when threatened, it may also spit its venom into the eyes, although not as accurately as the true spitting cobras.
The king cobra (Ophiophagus hannah) is a species complex of snakes endemic to Asia.With an average of 3.18 to 4 m (10.4 to 13.1 ft) and a record length of 5.85 m (19.2 ft), [2] it is the world's longest venomous snake and among the heaviest.
Cobras, mambas, and taipans are mid- to large sized snakes which can reach 2 m (6 ft 7 in) or above. The king cobra is the world's longest venomous snake with a maximum length of 5.85 m (19.2 ft) and an average mass of 6 kg (13 lb).
The short-toed snake eagle (Circaetus gallicus) may be a particular threat, as it is almost strictly an ophiophagus raptor. [14] Other snakes also prey on this species. [15] Like other spitting cobras, this species is known for its ability to project venom at a potential threat. The venom is an irritant to the skin and eyes.
The untreated mortality rate from tiger snake bites is reported to be between 40 and 60%. [92] They are a major cause of snakebites and occasional snakebite deaths in Australia. [93] The African Tiger snake (Telescopus semiannulatus), 60–70 cm long, on the other hand, is rear-fanged and only mildly venomous and not dangerous to humans.