Past Shows

David Sibley, creator and illustrator of The Sibley Guide to Birds, offers this advice for learning to identify birds such as this Warbling Vireo: “Spend time at home, paging through the field guide . . . by flipping through the pages of the book and looking at pictures and reading the names, you... read more »

Woodpeckers, as a group, eat far more ants than most other birds do. Many other vertebrates tend to avoid ants because of their stings or because of the noxious chemicals they contain, like formic acid. But woodpeckers just love them. A Pileated Woodpecker’s diet may be up to 50% ants! read more »

Visit a completely undisturbed ecosystem, where all the creatures we hear are all native to the land, and have coexisted and continued to evolve together for thousands of years. No animal is stepping on the communications of another animal. No two birds sound alike. It’s the final episode of... read more »

Avalanches tend to follow historic channels down the face of a mountain, sweeping with them standing trees and boulders, while adjacent slopes remain clad in evergreens. Such natural snow courses are known as avalanche chutes. Soil often remains, creating a new opening for pioneering vegetation.... read more »