Scott Weidensaul

February 20, 2015 — Experts continue to track Snowy Owls through yet another southern irruption.

February 09, 2014 — After a banner year for Arctic rodents, the greatest snowy owl explosion in half a century has descended on the eastern United States—and it’s teaching us about these nomads from the north. 

December 01, 2013 — In a strange twist of fate, the biggest oil spill in U.S. history may end up saving the South’s wetlands and coastlines—if we make the right choices.

July 30, 2013 — Follow a myriad of migrants on their winged journeys. 

May 08, 2013 — The otherworldly, windswept Falklands are home to such a vast and diverse array of wildlife—including five species of penguins—that the archipelago has become a grail destination for adventurous birders and nature lovers.

April 01, 2013 — The intrinsic value of these creatures is incalculable. 

September 14, 2012 — So rare and cute. The spoon-billed sandpiper blends fantasy with tragedy. In a scramble to get the word out, the Cornell Lab of Ornithology captured the first-ever high-definition video of the bird, which numbers barely 300. Audubon has the story.

May 11, 2012 — The dawn of a new era in ornithology is revealing the secrets of many species’ migratory journeys in astonishing detail. Here are some of the latest endeavors.

March 05, 2012 — For centuries the study of bird migration has been riddled with mystery and unanswered questions: Where do birds go in winter? How far do they fly? Can they navigate a hurricane? Scientists are tapping new technologies to find 

September 08, 2011 — In the face of forces destroying other parts of Mexico, the Sierra Gorda reserve holds its own—a miraculous, biological melting pot unmatched on the North American continent. Black bears mingle with jaguars and macaws, and stands of tropical trees, d