Wednesday, February 17, 2016
Black mambas are fast, nervous, lethally venomous, and when
threatened, highly aggressive. They have been blamed for numerous human deaths,
and African myths exaggerate their capabilities to legendary proportions. For
these reasons, the black mamba is widely considered the world’s deadliest
snake.
Black mambas live in the savannas and rocky hills of southern
and eastern Africa. They are Africa’s longest venomous snake, reaching up to 14
feet (4.5 meters) in length, although 8.2 feet (2.5 meters) is more the
average. They are also among the fastest snakes in the world, slithering at
speeds of up to 12.5 miles per hour (20 kilometers per hour).
They get their name not from their skin color, which tends to be
olive to gray, but rather from the blue-black color of the inside of their
mouth, which they display when threatened.
Black mambas are shy and will almost always seek to escape when
confronted. However, when cornered, these snakes will raise their heads,
sometimes with a third of their body off the ground, spread their cobra-like
neck-flap, open their black mouths, and hiss. If an attacker persists, the
mamba will strike not once, but repeatedly, injecting large amounts of potent
neuro- and cardiotoxin with each strike.
Before the advent of black mamba antivenin, a bite from this
fearsome serpent was 100 percent fatal, usually within about 20 minutes.
Unfortunately, antivenin is still not widely available in the rural parts of
the mamba’s range, and mamba-related deaths remain frequent.
The black mamba has no special conservation status. However,
encroachment on its territory is not only putting pressure on the species but
contributes to more potentially dangerous human contact with these snakes
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