Really Loud, Large Bugs

We have them in the South, too. But it seems like the (what I always thought were called cicadas) weren't this loud. Maybe it's 'cause we're all jammed in together and so the noise seems much closer.

Here there are two kinds of these bugs and they're locally known as semi and kuma(bear) semi.

Here are some Crocodilehunter-style videos of the wild life here in Okinawa:


and why not a video of this lizard, too?