Barred Owl (sexes similar) - approx. 60 cm
Order: Strigiformes
Family: Strigidae (Typical Owls)
Genus: Strix
Species: Varia
Northern Saw-whet Owl (sexes similar) - approx. 19 cm
Order: Strigiformes
Family: Strigidae (Typical Owls)
Genus: Aegolius
Species: Acadicus
Ontario's smallest owl (18 to 21 cm) - one of its calls
sounds like a saw being whetted
sounds like a saw being whetted
More Saw-whet Owls
Updated March 3 2018
Owls
Page Last Updated: March 18 2021
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Great Horned Owl (sexes similar) - approx. 60 cm
Order: Strigiformes
Family: Strigidae (Typical Owls)
Genus: Bubo
Species: Virginianus
More Great Horned Owls
Updated April 20 2019
6 species
Snowy Owl (male?) - approx. 60 cm
Order: Strigiformes
Family: Strigidae (Typical Owls)
Genus: Nyctea
Species: Scandiaca
More Snowy Owls
Updated March 3 2018
Female has more extensive brown markings and is
much larger - younger birds have more markings than
older ones
much larger - younger birds have more markings than
older ones
Kingdom: Animalia
Phylum: Chordata (Vertebrates)
Class: Aves (Birds)
Kingdom: Animalia
Phylum: Chordata (Vertebrates)
Class: Aves (Birds)
Kingdom: Animalia
Phylum: Chordata (Vertebrates)
Class: Aves (Birds)
Kingdom: Animalia
Phylum: Chordata (Vertebrates)
Class: Aves (Birds)
More Barred Owls
Updated February 22 2016
More Snowy Owls
Updated March 3 2018
Northern Saw-whet Owl (sexes similar) - approx. 19 cm - Leslie Spit - March 2007
Barred Owl (sexes similar) - approx. 60 cm - Leslie Spit - March 2007
Great Horned Owl (sexes similar) - approx. 60 cm - Leslie Spit - November 2008
Snowy Owl (male) - approx. 60 cm - Leslie Spit - February 2009
Snowy Owl (female) - approx. 60 cm - Ashbridge's Bay - February 2014
Order: Strigiformes
Family: Strigidae (Typical Owls)
Genus: Asio
Species: Otus
Kingdom: Animalia
Phylum: Chordata (Vertebrates)
Class: Aves (Birds)
Order: Strigiformes
Family: Strigidae (Typical Owls)
Genus: Otus
Species: Asio
Grey and Red morphs
Kingdom: Animalia
Phylum: Chordata (Vertebrates)
Class: Aves (Birds)
Eastern Screech Owl (sexes similar) - approx. 24 cm - Humber Valley (Humber Arboretum) - February 2012
Long-eared Owl (sexes similar) - approx. 36 cm - Samuel Smith Park - January 2016
Snowy Owl (female?) - approx. 60 cm
Order: Strigiformes
Family: Strigidae (Typical Owls)
Genus: Nyctea
Species: Scandiaca
Female has more extensive brown markings and is
much larger - younger birds have more markings than
older ones
much larger - younger birds have more markings than
older ones
Kingdom: Animalia
Phylum: Chordata (Vertebrates)
Class: Aves (Birds)
More Long-eared Owls
Updated December 20 2017
Audio - updated September 18 2018
Great Horned Owl (juvenile) - approx. 40 cm
Order: Strigiformes
Family: Strigidae (Typical Owls)
Genus: Bubo
Species: Virginianus
More Great Horned Owls
Updated April 20 2019
Kingdom: Animalia
Phylum: Chordata (Vertebrates)
Class: Aves (Birds)
Great Horned Owl (juvenile) - approx. 40 cm - High Park - April 2019
More Eastern Screech Owls
Updated March 18 2021
