MEQUON - As I climbed the stairs inside the 125-year-old silo, it was clear I wasn't alone. Occupants in the vertical structure heard my footfalls and sounded their alarms. The first I encountered was ...

Many people have probably seen birds picking up small pieces of man-made materials, like strips of a plastic bag or paper litter, and taking them into their nest. This behavior appears to be fairly ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Most bird nests are temporary homes, but not for the bearded vulture ...

Turkey vulture chicks on their nest in Ozaukee County Turkey vultures made a nest in a silo on an old farm in Mequon. Their chicks hissed as a photographer investigated the nest site.

Many unexpected human artifacts have been preserved, for centuries, in vulture nests. This sandal woven from grasses and twigs, called an agobía, is somewhere between 727 and 771 years old, ...

Turkey vultures never seem to hurry. They glide silently above us, drawing circles in the air, calligraphers with quill pens. They tip and turn up there in the wind, rarely flapping those long willowy ...