Great, now it’s a plague a spiders. Joro spiders, an invasive species from Japan, could spread through most of the United States East Coast, a new report says. The arachnids first showed up in the United States around 2013, says the report from the University of Georgia. The spiders have since become a familiar sight in the Peach State. Now the rest of the Eastern Seaboard could get caught up in their web. The creatures, which are yellow, blue-black and red, have colonized much of Japan, University of Georgia researchers said, and a similar climate could make the Eastern U.S. spider central. “…