Another reason not to work with vertebrates...

From CNN...

A woman sunbathing on a boat died after a stingray leaped from the water off the Florida Keys on Thursday and struck her, officials said.

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Given the available options, would you be stirring? You could, after all, be sunbathing on the beach.
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Now, did the ray die from hitting her or from being left on the deck? Or was it killed?

She was probably someone who worked on molluscs & the ray was looking for a feed... :-P