If you're not familiar with the Bush Tucker Man series of the late 1980s, then you really should be. Les Hiddins (stay away from the other fellow) was a military officer with the Australian army, whose mission it was to identify and evaluate food sources in the Australian outback for operations that would take place in that country. As such, he has a straight-forward, honest, somewhat jovial attitude towards what he's doing - a breath of fresh air.
Here's the first episode of the first series, from 1988:
It's worth the look for the visuals, the information and for ideas that will undoubtedly 'thicken' your fantasy campaign.
Hard look should help you find most of the three seasons this fellow and his team provided.