With the return of ‘rat-sized’ spiders in the UK, it’s probably time to gear up your home’s arachnid defences.

And now, one pest expert has revealed how to do just that, but cautions that a common blunder could inadvertently welcome them in. Believe it or not, this all comes down to the lighting used in and outside your home as too much of it may create the perfect environment for eight-legged creatures.

Speaking with The Sun, John Stewart, from the technical team at Pelsis UK, said: “While…