Green legs meant it was full and not hungry. Red meant it was ready to mate, and yellow... oh, yellow...
Like the warning the vigorous shaking of the tail of a provoked and poisonous Rattle snake gave before it stroke, the yellow of its legs was an indication to the world that it was hungry.
That term was very relative one.
It meant that this Spider was ready to sink its teeth in any insect or animal that had the probably taste of FOOD.
It was for this reason that when Ngozi captured it, she did so in a piece of cloth.
This Spider known as the Soul Grinding Spider was a creature that could grow to size of an adult's palm.
If not for their heavy cannibalistic nature as they had a unique taste for their Kindred flesh, they would be many many of them running around the place showing their dominance.
The reason for such a praise of their kind was simply because of their venom.