There have been dozens of yeti sightings in Colorado. There is no evidence of the yeti's existence, but actual researchers in ...

If birds left tracks in the sky, what would they look like ... so must a pattern form in the wake of a flying bird. But of course birds in flight leave no trace—at least none visible to the ...

Off in the distances I can hear the familiar scream-like call of a blue jay. The sound pierces through the yellow and orange autumn maple leaves on a crisp blue sky day. I sit enjoying the sunshine, ...

A Florida fishing guide and his clients found around 150 vultures that were stranded in the Gulf of Mexico after falling out ...

Tiny songbirds such as grosbeaks and warblers migrate thousands of miles, flying at night and resting during the day, to and from their wintering grounds—and unlike many larger birds ...