George Sanker / Barred owl (Strix varia) stretching wings, Corkscrew Swamp Audubon Sanctuary, Florida, USA, March.

Visuals Unlimited / Barred Owl (Strix varia) hunting for prey, Ontario, Canada.

Rolf Nussbaumer / Barred owl in tree {Strix varia} Corkscrew Swamp Sanctuary Florida USA.

Alan Murphy / Barred Owl (Strix varia), Texas

Alan Murphy / Barred Owl (Strix varia), Texas

Glenn Bartley / Barred Owl (Strix varia), Ontario, Canada

Jim Brandenburg / Barred Owl (Strix varia) perching in tree, Minnesota

Jim Brandenburg / Barred Owl (Strix varia) sitting on branch, Minnesota

Christophe Courteau / African barred owlet (Glaucidium capense) Sabi Sand Game Reserve, South Africa, June

Nick Hawkins / Barred owl (Strix varia) New Brunswick, Canada, June.

George Sanker / Barred Owl (Strix varia) perched, Corkscrew Swamp Audubon Sanctuary, Florida, USA, March.

Gerrit Vyn / Barred Owl (Strix varia) adult resting in tree, King County, Washington, USA May

Gerrit Vyn / Barred Owl (Strix varia) adult resting in tree, King County, Washington, USA May

Gerrit Vyn / Barred Owl (Strix varia) fledgling resting in tree, King County, Washington, USA May

Gerrit Vyn / Barred Owl (Strix varia) adult resting in tree, partially hidden by tree trunk, King County, Washington, USA May

Gerrit Vyn / Barred Owl (Strix varia) adult resting in tree, King County, Washington, USA May

Gerrit Vyn / Barred Owl (Strix varia) adult resting in tree, King County, Washington, USA May

George Sanker / Barred owl (Strix varia) portrait with wet feathers, Corkscrew Swamp Audubon Sanctuary, Florida, USA, March.

George Sanker / Barred owl (Strix varia) two sitting side by side, rear view, Corkscrew Swamp Audubon Sanctuary, Florida, USA, March.

Steve O. Taylor (GHF) / African barred owlet (Glaucidium capense) Sioma Nqwezi Park, Zambia. November 2010.

Steve O. Taylor (GHF) / African barred owlet (Glaucidium capense) Sioma Nqwezi Park, Zambia. November 2010.

Daniel Heuclin / Malay eagle owl (Bubo sumatranus). Captive

Floris van Breugel / Barred Owl (Strix varia) in a tree, Olympic National Park, Washington, USA. May.

Will Burrard-Lucas / African barred owl (Glaucidium capense) perched at night, South Luangwa National Park, Zambia. July.

Stephen Dalton / Barred owl (Strix varia) Florida, USA, February.

George Sanker / Barred owl (Strix varia) in mature cypress swamp. Big Cypress National Preserve, Florida, USA, March.

Cheryl-Samantha Owen / Barred owl (Strix varia) in the forest near Botanical Beach, Port Renfrew, Vancouver Island, British Columbia, Canada, July.

Lynn M Stone / Southern Barred Owl (Strix varia georgica) perched on a snag in late afternoon, Myakka City, Florida, USA

Lynn M Stone / Southern Barred Owl (Strix varia georgica) perched on a pine branch in late afternoon, Myakka City, Florida, USA. Non-exclusive

Lynn M Stone / Southern Barred Owl (Strix varia georgica) perched on a pine branch in late afternoon, Myakka City, Florida, USA. Non-exclusive

Lynn M Stone / Southern Barred Owl (Strix varia georgica) perched on a snag in late afternoon, Myakka City, Florida, USA

Lynn M Stone / Southern Barred Owl (Strix varia georgica) in flight, Sarasota, Florida, USA. Non-ex

Visuals Unlimited / Barred Owl (Strix varia) in tree, Lake Cypress, Florida, USA.

Visuals Unlimited / Barred Owl (Strix varia) hunting for prey, Ontario, Canada.

Visuals Unlimited / Barred Owl (Strix varia) hunting for prey, Ontario, Canada.

Visuals Unlimited / Barred Owl (Strix varia) portrait, Ontario, Canada.

Visuals Unlimited / Barred Owl (Strix varia) perched on a branch in Victoria, British Columbia, Canada.

Lynn M Stone / Barred owl (Srtrix varia) perched on broken branch, Myakka City, Florida, USA, January

Shibai Xiao / Collared scops owl (Otus bakkamoena lempiji) left and Asian barred owlet (Glaucidium cuculoides) on right, held captive in mans hands, being sold on market, Guangxi Province, China, November 2011.

Gerrit Vyn / Barred owl (Strix varia) hunting in day, Ontario, Canada. When food is scarce Barred Owls from the northern limits of this species range can sometimes be found hunting by day

Gerrit Vyn / Barred owl (Strix varia) hunting in day, Ontario, Canada. When food is scarce Barred Owls from the northern limits of this species range can sometimes be found hunting by day

David Kjaer / Barred Owl (Strix varia) perched in tree, Texas, USA

Rolf Nussbaumer / Barred Owl (Strix varia) Corkscrew Swamp Sanctuary, Florida, USA. December 1998

Tom Vezo / Barred owl {Strix varia} perching on branch, captive, USA.

Todd Pusser / Barred owl { Strix varia} perching on branch, South Carolina, USA.

Steven David Miller / Barred owl (Strix varia) Florida, USA

Tom Vezo / Barred owl {Strix varia} Raptor Center, NY, New York, USA

Alan Murphy/ BIA / Barred Owl (Strix varia), Florida