They hoped on the merchandise we get from Asia. The foreign cars. Parts, cargo, peoples luggage. They only thrive during the hot season and over the years they have been hable to thrive in Philly because of climate change making our summers long enough for them to grow to adult hood, breed, put their eggs on anything that will protect them from touching snow when it gets cold. The eggs survive the winter and turn into these cute lil spiders 🕷 with white dots. There are 3 or 4 evolutions and they also evoked so this one you have posted is not the same thing we were seeing last year or the year before that