Somewhere on the Internet you might be able to find the episode of Steve Irwin's Crocodile Hunter, when he was clambering all over these aqueducts and messing with the rattlesnakes. He was finding loads of them. Happily, I've never come across even one, and I've lived here fifty years.
The fires do tremendous damages.
But then, with rain, and time, nature comes back and new growth flourishes.