I thought Texas was full of cowboys who did cattle thingies across dusty plains full of towns with tumbleweed and really high water towers and things.
Also, the thought of spiders that size in jungles is terrifying.
Although, considering the size of the webs they'd need to make to catch something big enough for them to eat, lessens it, cause you'd notice that. And if they just jumped from the damn trees on you at least it'd be quick.
-"I'm sophisticated, charming, suave, and debonair, Professor. But I have never claimed to be civilized."