Are there Yellow sac spiders in PA?
Are there Yellow sac spiders in PA? Yellow sac spiders (Cheiracanthium inclusum and C. mildei) The following is taken from the Pennsylvania State University, Department of Entomology web site entitled, Commonly Encountered Pennsylvania Spiders (and two rarely encountered but medically important species). Are there poisonous spiders in Western PA? Luckily, there are ONLY two types […]