What type of spider is reddish, lookks like it has pinchers, is about 1-3 inches long?

Question

This insect looks like a spider-scorpion mix. I am in California and have never seen them until the last 3 years. They appear to be very aggressive.

Answer 1

Know your spider, here -

http://www.spideridentification.org/

http://www.badspiderbites.com/spider-ide...

http://www.aboutbugsbugsbugs.com/spiders...

http://www.pesticide.org/spiders.html

http://venomous-spiders.nanders.dk/spide...

Answer 2

Sounds nasty. Glad I'm not in America!