Question: Where do you find the black widow spider?
Disambiguated questions and answers: question: In which climates do you find the black widow spider?
Where in the United States do you find the black widow spider?
In what type of environment do you find the black widow spider?
answer: Temperate
South and West
Dark and dry.
Natural Questions answer: southern Canada
United States (from the Wikipedia article "Latrodectus")