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The second-longest venomous snake in the world is possibly the African black mamba (Dendroaspis polylepis), which can grow up to 4.5 m (15 ft). Among the genus Naja, the longest member arguably may be the forest cobra (Naja melanoleuca), which can reportedly grow up to 3 m (9.8 ft).
The green anaconda is the world's heaviest and one of the world's longest snakes, reaching a length of up to 5.21 m (17 ft 1 in) long. [11] More typical mature specimens reportedly can range up to 5 m (16 ft 5 in), with adult females, with a mean length of about 4.6 m (15 ft 1 in), being generally much larger than the males, which average ...
The new species, described in the journal Diversity, diverged from the previously known southern green anaconda about 10 million years ago, differing genetically from it by 5.5 per cent.
Although the name applies to a group of snakes, it is often used to refer only to one species, in particular, the common or green anaconda (Eunectes murinus), [citation needed] which is the largest snake in the world by weight, and the second longest after the reticulated python. [citation needed]
A video shared online shows the scale of these 20-foot-long (6.1-meter-long) reptiles as one of the researchers, Dutch biologist Freek Vonk, swims alongside a giant 200-kilo (441-pound) specimen.
A new snake species, the northern green anaconda, sits on a riverbank in the Amazon's Orinoco basin. “The size of these magnificent creatures was incredible," Fry said in a news release earlier ...
It is one of the heaviest and longest snakes in the world, with one specimen reported by a newspaper to have been 6.3 metres (21 ft) long. Like all boas, it is a non-venomous constrictor . E. akayima is estimated to have diverged from its closest relative between 5 and 20 million years ago, originally separated by the Vaupés Arch .
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.