A great gray owl returns to its nest with a kill to feed chicks on the Blackfoot-Clearwater Game Range. This photo was taken before the broken tree trunk in which the owls nested was toppled by wind.

The Great Grey Owl practices tireless hunting efforts. This has to do with the owl’s decision not to migrate, but instead to ...

Great Gray Owls don’t build their own nests—rather, they take over the nests of other birds like goshawks, or nest in manmade areas like barn eaves or the tops of broken trees, as seen here.

Owls make their homes in many national parks around the country, though they can be tricky to spot. Here are a few profiles ...

The prevailing assumption suggests the great gray owl, being a tree-cavity nester, mistook the vault toilet’s ventilation pipe as an appealing hole worth investigating. Instead, on Dec. 9, the ...

State biologists are asking the public for help finding nesting great gray owls. Montana Fish, Wildlife & Parks monitors owl populations in March and April using “call-back surveys.” ...

The Winds owl’s nest site was a challenging location, at more than 2,500 feet higher than the more typical great gray nest sites found in Jackson Hole. The high altitude pushed the nesting ...

I had my second encounter with a great gray owl last week. After completing a day’s work, I went to the Spencer Mountain system on the north end where several trails embark from near the mouth ...

A University of Wyoming researcher led a study of great gray owls in a four-state region, showing that range discontinuity could lead to genetic drift and subsequent loss of genetic ...

A great gray owl returns to its nest with a kill to feed chicks on the Blackfoot-Clearwater Game Range. This photo was taken before the broken tree trunk in which the owls nested was toppled by wind.

“Another stress can be overzealous photographers who get too near nesting sites and scare great gray owl moms and dads off their nests and endanger the nestlings.” Ernest was the senior and ...