It's a black widow. I got a bottle of spider killer at Wal-Mart yesterday and sprayed it down pretty good. I'm not all that bothered by spiders, but I'm not thrilled about the idea of a bunch of baby black widows hatching right outside my front door.
I was sitting outside next to my front porch today enjoying the nice weather when I spotted this in a gap between the stairs and the outside wall next to my front door.
I have multiple cbb T. cristatus available. They are all between 3 and 4.5 months old. Both males and females available. $350 shipping included.
Male
Female
The females don't seem to be too bothered about you getting close to them. Although when I have seen them change color, they didn't have spots. They get dark and stripey like this.
Her mother is so calm and mellow that I thought I should have named her that instead since she's cool as a cucumber, but I had already given her a name, so I decided to use it for her daughter.
If I'm understanding what you're talking about with his casque correctly, they're called occipital lobes and are a normal part of their anatomy. Here's a website that says a little about them and has some pictures of various different species of chameleon with occipital lobes lower down on the...