This month is spider time, I went into the bottom cupboard yesterday and a spider was waiting to come out, a big fat body and fat legs. I dispatched that and decided to clear out the whole cupboard and wash it out, only to find it's mate just as big at the back.
All I know that they make a horrible crunching sound when eaten by a cat - it is a particularly loud crunching noise when said cat is sitting on your pillow as you awaken from a peaceful sleep in the morning.