According to Wikipedia, this species is called Gasteracantha cancriformis (also known as the star spider or spiny-backed orbweaver).
Apparently, they don't live very long. "The female lives only until reproduction and dies after producing an egg mass."
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Big Sky
Apr 11, 2016 at 01:48PM EDT in reply to
Kaijudomage
Apr 10, 2016 at 07:33PM EDT