GATLINBURG, Tenn. – An invasive species of arachnid, known as the Joro spider, is spinning webs far from its native range, and now the National Park Service says it needs the public’s help in tracking ...

Whether in the basement or the shed–there’s almost always a corner where that one spider lurks. Is it always the same one? And: How old do spiders actually get? PETBOOK editor and biologist Saskia ...