1 minute 25 seconds
I guess I need to make a will!
And re-think my vacation plan to Jurrasic Park!
EDIT/
On second thought, I would hope Mr. Raptor would be too tired to go for me after eating all the other posters and I could gnaw my foot off and escape, well, not escape exactly, maybe hop to freedom just outside Mr. Raptor's chain length
EDIT x2/
I just answered again with the worst possible responses and got a grand total of 6 seconds. Just enough time to wet myself I would think.