Articles for tag: Biology, ecology, nature, Oregon

Mountains are covered in lush green forests.

Biologists Uncover 500-Year-Old Trees in Oregon’s Mountains

Suhail Ahmed

  The mountains of Oregon have a way of keeping secrets, but this one towers over the rest: living trees that germinated before the first European maps sketched the Pacific Northwest. Biologists, armed with corers and careful field notes, have verified several giants at roughly five centuries old, their rings stacked like silent annals of ...

a couple of foxes laying on top of a rock

Nevada’s Desert Foxes Are Making a Comeback

Suhail Ahmed

  After years of drought and quiet nights in the basins, the desert feels lively again. Conservation crews, tribal biologists, and ranchers are reporting more kit fox tracks on dusty two-tracks and more quick, amber flashes in the beam of survey headlamps. It’s not a fairy-tale rebound, but it’s real enough to stir cautious hope ...

brown bison on brown grass field during daytime

Wyoming’s Bison Are Reclaiming Lost Territory

Suhail Ahmed

  At dawn on Wyoming’s high plains, dust hangs in the cold like breath, and a dark line of shoulders begins to move. This isn’t a memory from a frontier journal; it’s happening now, in places where bison vanished for generations. After decades of absence and debate, herds are edging back into open country, guided ...

Unexpected Challenges and Controversies

Missouri River Otters Return

Jan Otte

Picture this: Over forty years ago, ‘s rivers and streams fell eerily silent where once playful river otters thrived. These sleek aquatic acrobats had nearly vanished, wiped out by decades of unregulated hunting and habitat destruction. What happened next became one of North America’s most remarkable wildlife comeback stories. In the early eighties, when most ...

leopard laying on large rock

The Science Behind the Return of Jaguars to Arizona’s Wilderness

Suhail Ahmed

Trail cameras in Arizona’s Sky Islands have been quietly recording a comeback story that once felt impossible: a jaguar slipping through oak canyons and grasslands, eyes flaring in infrared, rosettes crisp as constellations. After sporadic detections in 2023 and 2024, University of Arizona researchers confirmed a flurry of sightings this summer of a single male ...

Lake Redon

Ancient aquaculture: The Surprising Story of Fish in Europe’s High Lakes

April Joy Jovita

High mountain lakes in Europe were naturally fishless due to geographical barriers. However, recent studies revealed that humans introduced fish into these ecosystems much earlier than previously documented. Utilizing ancient environmental DNA (eDNA) analysis, researchers have traced fish presence in Lake Redon, located in the Pyrenees Mountains of Spain, back to the 7th century CE. ...