Saw-whet captures have varied widely from year ... They use a blacklight to look at the underside of the owls’ wings and see their molt pattern, which helps determine their ages, a difficult ...

Fedak demonstrated how an ultra-violet light was used to age the owls. Saw-whet wing feathers contain a pigment called porphyrin, which glows pink under UV light. New feathers glow more brightly ...

They range in size from about seven or eight to ten inches in length, with wing spans of about 17 to ... especially during the nesting season. A saw-whet owl stands quietly, just observing.

Rockefeller "Rocky" the Saw-whet owl was released near Saugerties, New York, after receiving a clean bill of health from his rescuers, avian veterinarians, and owl researchers. Rockefeller is back ...

After being rescued in November and months of rehabilitation at OWL in Delta, a northern saw-whet owl returned home to Texada Island on March 18. "This adorable little northern saw-whet owl returned ...

After being rescued in November and months of rehabilitation at OWL in Delta, a northern saw-whet owl returned home to Texada Island on March 18. "This adorable little northern saw-whet owl ...