Don't get out and wander around on the grass beside or behind the truck stops. then. They're not like, _every_where_, and it's mostly dogs and other pets that get bitten, but people do get snakebit, too. The veterinary clinics in Laredo average about 3 snake-bitten pets per week per clinic, according to KGNS-TV in Laredo.Snakes and tarantulas and me do not get along
Tarantulas, on the other hand, are absolutely everywhere. On the back roads you can sometimes not drive down the road without running over dozens or hundreds of them crossing the road. The Texas Brown Tarantula is Texas-huge.
They are harmless, however. For the most part. Just don't grab one and piss it off.