The Great Grey Owl or Lapland Owl (Strix nebulosa),ranging across the Northern Hemisphere, may stand as tall as 24 to 33 inches, with a wingspan sometimes exceeding 60 inches (five feet). They possess the largest facial disc of any raptor.
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It does not determine where it finds food at all. The closest thing an owl's wingspan size could relate to that is what kind of prey it eats. A smaller owl, such as a Pymgy or Elf owl, could not eat an entire rabbit by its self. A larger owl, such as a Great Gray or Great Horned owl, could.
Wingspan of a Barn Owl is between 75 and 110 cms
The wingspan of a great horned owl is about 36-60 inches
of a normal owl
the wingspan of a owl of this kind is 64-76 cm
Manitoba's provincial bird is the Great Gray Owl.
the greater sooty owl has a wingspan ranging from approximately 40-48cm
the great gray owl.
Endangered
yes
Great Gray Owl
The smallest owl is the Elf owl. There are three largest owls, the Great Horned owl, the Eagle owl, and the Great Gray owl.