A young girl views an exhibition of a sea spider during a press viewing of The Science Of Aliens at the Science Museum in west London, Thursday, Oct, 13, 2005. The exhibition made up of over 500 exhibits, explores humanity's emotional attachment to the search for alien life. The exhibition opens for public viewing on Saturday, Oct, 15, 2005. (AP Photo/Sergio Dionisio)
A look at the strange creatures that roam our planet.