I have an infestation of spiders with a fat main body - black and red legs - any ideas what they are?

Question

I have seen one that has an almost waspish main body and half back half red legs

Answer 1

Learn to ID  it with the help of these sites and even if you do not find what you are looking for you will be able to ID any bug in the future -

http://bugguide.net/node/view/1954

http://www.arachnology.be/pages/Pictures...

http://www.spideridentification.org/

Answer 2

wasps someone has pulled the wings off

Answer 3

What country are you in?  I've never heard of any like that in the UK, and I can't see it on the USA Spider identification chart