I was informed yesterday by my very serious faced boyfriend that twenty to thirty years a go, Spiders were actually as big as dogs. Hehe, We was also watching a really good programme on how oxygen has helped the earth to evolve and my boyfriend came out with....ah the stratosphere, i've never been there! hehehe, the stratosphere being the upper atmosphere inbetween earth and space. :D So watch out for those dog like spiders!!!