Laws in Montana, Utah, North Dakota, Missouri, Kansas, Iowa and North Carolina have also made it illegal for activists to smuggle cameras into industrial animal operations. iStockphoto hide caption

itoggle caption iStockphoto

Joseph Severn's portrait of Percy Bysshe Shelley. The radical 19th century poet practiced the politics of the plate. For Shelley and other liberals of his day, keeping sugar out of tea was a political statement against slavery. Joseph Severn/Wikimedia hide caption

itoggle caption Joseph Severn/Wikimedia

Yaupon growing in the wild in east Texas. This evergreen holly was once valuable to Native American tribes in the Southeastern U.S., which made a brew from its caffeinated leaves. Murray Carpenter for NPR hide caption

itoggle caption Murray Carpenter for NPR

Final inspection of frozen blueberries at the Atlantic Blueberry Co. Dan Charles/NPR hide caption

itoggle caption Dan Charles/NPR

Not only did the family trade their urban life for one in a beautiful valley surrounded by mountains and trees, but they also earn $300,000 a year. Ari Shapiro/NPR hide caption

itoggle caption Ari Shapiro/NPR

Ready, set, fly! The ball bearings glued to this bumblebee's legs simulate the weight and placement of pollen loads. The tag on the insect's back is a lightweight sensor, designed to track its movements in flight. Courtesy of Andrew Mountcastle hide caption

itoggle caption Courtesy of Andrew Mountcastle

Olive oil gets filtered in an oil mill in a Portuguese oil farm near Evora. Rick Mattes says that if an olive oil's concentration of fatty acid rises above 3.3 percent, it's no longer considered edible. And it'll be brimming with oleogustus. Francisco Seco/AP hide caption

itoggle caption Francisco Seco/AP

Traditional recipes for duck confit, or confit de canard, can require dozens of steps to prepare. David Lebovitz's fake take cuts the steps down to five. Ed Anderson/Courtesy of Ten Speed Press hide caption

itoggle caption Ed Anderson/Courtesy of Ten Speed Press

Bobkat's Purple Pie Place is a fixture in Custer, S.D. Trevor Yehle hide caption

itoggle caption Trevor Yehle

A farm owner inspects his tobacco crop in the sun. While Zimbabwe's tobacco production has made something of a turnaround lately, journalist Peta Thornycroft says much of the country's troubles since 2000 have been tied to failures in its capital-intensive tobacco farms. Philimon Bulawayo/Reuters/Landov hide caption

itoggle caption Philimon Bulawayo/Reuters/Landov

Organic farmer Margot McMillen holds a grape leaf damaged by pesticide drift on her farm, Terra Bella Farm, in central Missouri. Kristofor Husted/Harvest Public Media hide caption

itoggle caption Kristofor Husted/Harvest Public Media

Mineral supplements, ape-style: A female chimp called Kana eats clay in the Budongo Forest of Uganda. A.Schel/Budongo Conservation Field Station/Animal Ecology, Utrecht University, The Netherlands hide caption

itoggle caption A.Schel/Budongo Conservation Field Station/Animal Ecology, Utrecht University, The Netherlands