Conservation Biologist Stu Weiss uses specialized photographic equipment to study what makes good Monarch overwintering habitat.

The USGS National Wildlife Health Center investigates animal die-offs and threats to endangered species through on-site investigation and necropsies--animal autopsy--at its headquarters in Madison, Wisconsin.

QUEST travels to the Cleveland Museum of Natural History to meet Dr. Spurlock, an anatomist and forensic reconstruction artist who uses clay to re-construct the faces of ancient humans in order to show what they looked like when alive. She also sketches more recently deceased individuals using only their remains in order to help law enforcement solve crimes.

The art and science of salt glaze pottery requires skills and techniques acquired over generations of trial and error. Ben Owen III combines his family’s experiential knowledge of ceramics and additional scientific knowledge to create and improve his unique works of art.

How does San Francisco’s 600 tons of compostable waste become a nutrient-rich material that improves the quality of our local wines? Agronomist Bob Shaffer, Northern California's "compost guy," takes QUEST into the composting process.

The Salt Creek tiger beetle is one of the most endangered species in the United States, with only 200 to 500 beetles left. They're found only in a small saline wetland area just north of Lincoln, Nebraska. QUEST Nebraska reports.

Katie Colbert, a naturalist at the Sunol-Ohlone Regional Wilderness, shares with us how she tracked dozens of Nothern Pacific Rattlesnakes and what she learned about their movements and behaviors.

Watch as thousands of prehistoric horseshoe crabs take over a beach in Delaware.

Every summer, 250,000 bats take up residence under a freeway bridge in California's Central Valley. And each night, they exit the bridge in a stunning ribbon-like formation.

Once an exotic product associated with royalty and overfishing, caviar is now being farmed sustainably right here in California.