Venture North Safaris tour guide David McMahon has survived a close encounter with giant saltwater crocodile but his warning to us it to stay away from these "big boys".

<p>Venture North Safaris tour guide David McMahon has survived a close encounter with giant saltwater crocodile but his warning to us it to stay away from these "big boys".</p>

Tune into 2GB Drive 3pm-6pm each weekday!

<p>Tune into 2GB Drive 3pm-6pm each weekday!</p>

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