Great grey owls weigh 1.28 to 4.19 pounds, with females slightly heavier than males. Appearance: The great grey owl sports grey plumage with a white collar or “bow-tie” across its neck. The ...

The secret to the great grey owl’s hunting success is its enormous facial disk, which channels sounds like a radar dish. - [Narrator] She wanders endlessly in search of pray. It's here ...