Magma is called
for the <span>dense
mix of dry hot rock fragments and hot gas erupting from volcanic vent at high
speed. Gas bubble, making up the lave are energetic in nature, because they
keep on expanding in all directions, they will go all out to the only open are
of a volcano, the vent, in an upward direction. </span>
Those snakes affect the ecoystem because they need food so they go down and become a predator and hunt for food. If they bite people depending if its venomous then they'd seek medical help