Stacey Leasca is an award-winning journalist with nearly two decades of newsroom experience. She is also the co-founder of Be a Travel Writer, an online course for the next generation of travel ...

Even investors and criminals are turning their attention to one of the strangest moneymakers in agriculture. Think the price of beef is high? You should see the cost of cattle gallstones.

Cow Gallstones explained that the gallstones are found in the gallbladder of cattle (usually older cattle) and are typically "round, oval or pyramidal" with a "golden yellow, orange-brown or dark ...

And it's got some bonafide science to back it up. However, over the last decade or so, the gallstone business has exploded, creating an underground market that's leaving some cattle farmers around the ...