Owls in Michigan: A Comprehensive Guide to Types
Introduction
Overview of Owls in Michigan’s Population
Michigan is home to a variety of owl species, including some of the most common and recognizable owls found in North America. Some of the most common owl species found in Michigan include the Great Horned Owl, Barred Owl, and Eastern Screech Owl. These owls can be found in a variety of habitats throughout the state, from dense forests to open fields and wetlands.
In addition to these common species, Michigan is also home to several other owl species such as the Northern Saw-whet Owl, Long-eared Owl, Short-eared Owl, Northern Pygmy Owl, Boreal Owl and Whiskered Screech Owl. These species are less common and may be harder to spot in the wild, but can still be found in certain areas of the state, especially during migration.
Michigan’s owl population plays an important role in the state’s ecosystem, serving as both predator and prey. These birds are known for their distinctive calls and nocturnal habits, and can be a fascinating subject for birdwatching and wildlife observation. The population of some species of owls like the Barn Owl, Eastern Screech Owl, and the Great Horned Owl are stable, but other species like the Long-eared Owl and the Short-eared Owl have seen a decline in population in recent years. Conservation efforts are underway to ensure the survival of these species.
Purpose of the blog
The purpose of this blog is to provide readers with a comprehensive introduction to the different types of owls found in Michigan. The blog aims to educate readers about the physical characteristics, habitats, behaviors, and diets of these birds, as well as tips for spotting them in the wild. By providing this information, the blog aims to foster a greater appreciation and understanding of the natural world and the important role that owls play in Michigan’s ecosystem.
Long-Eared Owls in Michigan – Scientific Name: Asio otus
Physical Characteristics: The Long-Eared Owl is a medium-sized owl with distinctive ear tufts, which are usually raised when the bird is alert. The feathers on the head and back are dark brown, with white spots on the wings, tail, and a prominent white spot on the forehead. The underparts are pale with dark streaking. They have yellow eyes and a yellow bill. They are about 15-17 inches in length, with a wingspan of up to 39 inches.
Habitat and Range: Long-eared owls are found in a variety of habitats, including coniferous and deciduous forests, as well as wetlands and grasslands. They are also found in urban and suburban areas, where they roost in large trees or human-made structures like barns and sheds. They are found in North America, Europe, and Asia, and in Michigan, they breed and live in the southern part of the state. They migrate south during the winter months.
Behavior and Diet: Long-Eared Owls are nocturnal hunters, preying on small mammals, birds, and insects. They are known for their silent flight, which allows them to sneak up on their prey undetected. They are also known for their distinctive, low-pitched hooting calls. They are solitary, territorial birds that roost during the day in dense vegetation or tree cavities, or even stick nests built by other birds.
Tips for spotting in the wild: Long-Eared Owls are most active at night, so the best time to spot them is during the early evening or early morning. They can be found roosting in dense vegetation or tree cavities during the day. Look for large trees or human-made structures like barns and sheds that might provide suitable roosting sites. They are also known to roost communally during the winter. Listening for their distinctive, low-pitched hooting calls can also help you locate them.
Fact: Long-Eared Owls are known for their distinctive ear tufts, which are actually feathers, not ears. They use these tufts to communicate with each other and to make them look bigger to intimidate predators or rivals.
Long-Eared Owls Asio otus Range Map in Michigan
Northern Saw-Whet Owls in Michigan – Scientific Name: Aegolius acadicus
Physical Characteristics: The Northern Saw-whet Owl is a small, compact owl with a round head, no ear tufts, and a short bill. They are brown and white in colour, with dark brown streaks on the upper parts and white underparts. The brown streaks provide excellent camouflage against tree bark. They have yellow eyes and a yellow bill. They are around 7-8 inches in length, making them small sized birds, with a wingspan of up to 20 inches.
Habitat and Range: Northern Saw-whet Owls are found in coniferous and mixed-wood forests, as well as wetlands and grasslands. They are found throughout North America, including in Michigan, where they breed and live year-round. They are also migratory, with some populations moving south in the winter.
Behavior and Diet: Northern Saw-whet Owls are nocturnal hunters, preying on small mammals, birds, and insects. They are known for their silent flight and are active year-round. They are also known for their distinctive, high-pitched calls, which are often described as sounding like a “saw-whetting” noise. They are solitary, territorial birds that roost during the day in dense vegetation or tree cavities, where their brown streaks help them blend into their surroundings.
Tips for spotting in the wild: Northern Saw-whet Owls are most active at night, so the best time to spot them is during the early evening or early morning. They can be found roosting in dense vegetation or tree cavities during the day. Look for coniferous or mixed-wood forests, as well as wetlands and grasslands that might provide suitable habitats. Listening for their distinctive, high-pitched calls can also help you locate them.
Fact: The Northern Saw-whet Owl is known for its small size, making it one of the smallest-sized birds in North America. They are so small that they have been known to use woodpecker holes as nesting sites.
Northern Saw-Whet Owls Aegolius acadicus Range Map in Michigan
Barred Owls in Michigan – Scientific Name: Strix varia
Physical Characteristics: The Barred Owl is a medium-sized owl with a large head, no ear tufts and a rounded tail. They have a distinctive pattern of vertical streaks on the upper parts and horizontal streaks on the underparts. They have large, dark eyes, and a yellow bill. They are around 18-24 inches in length, with a wingspan of up to 39 inches.
Habitat and Range: Barred Owls can be found in a variety of habitats, including deciduous and coniferous forests, wetlands and wooded suburban areas. They are found throughout eastern North America, including in Michigan, where they are year-round residents.
Behaviour and Diet: Barred Owls are nocturnal hunters, preying on small mammals, birds, and insects. They are known for their hooting calls, which are often described as sounding like “Who cooks for you? Who cooks for you-all?” They are territorial and roost during the day in tree cavities or dense vegetation.
Tips for spotting in the wild: Barred Owls are most active at night, so the best time to spot them is during the early evening or early morning. They can be found roosting in dense vegetation or tree cavities during the day. Listen for their distinctive hooting calls, they are often heard calling at night. They are also known to perch on low branches during the day.
Fact: The Barred Owl has a distinctive hooting call that sounds like “Who cooks for you? Who cooks for you-all?” This call has become a popular catchphrase among birders and owl enthusiasts.
Barred Owls Strix varia Range Map in Michigan
Great Horned Owls in Michigan – Scientific Name: Bubo virginianus
Physical Characteristics: The Great Horned Owl is a large owl with prominent ear tufts, which are actually feathers, not ears. They have a large, round head, a yellow beak and yellow eyes. They are dark brown and white in color, with dark brown streaking on the upper parts and white underparts. They are around 18-25 inches in length, with a wingspan of up to 60 inches.
Habitat and Range: Great Horned Owls can be found in a variety of habitats, including forests, grasslands, wetlands, and deserts. They are found throughout North and South America, including in Michigan where they breed and live year-round.
Behaviour and Diet: Great Horned Owls are nocturnal hunters, preying on small mammals, birds, and insects. They are known for their deep, hooting calls, which are often described as sounding like “hoo-hoo hoo-hoo.” They are territorial and roost during the day in tree cavities or dense vegetation.
Tips for spotting in the wild: Great Horned Owls are most active at night, so the best time to spot them is during the early evening or early morning. They can be found roosting in dense vegetation or tree cavities during the day. Listen for their distinctive hooting calls, which are often heard at night. They are also known to perch on low branches during the day.
Fact: A funny fact about the Great Horned Owl is that despite its fierce appearance, it has been known to prey on small animals such as skunks and opossums, which are known for their strong odor. This has earned the Great Horned Owl the nickname “skunk owl.”
Great Horned Owls Bubo virginianus Range Map in Michigan
Barn Owls in Michigan – Scientific Name: Tyto alba
Physical Characteristics: The Barn Owl is a medium-sized owl with a heart-shaped face, a pale coloration, and a distinctive white face with black eyes. They have long, slender wings and a short tail. They are around 13-15 inches in length, with a wingspan of up to 39 inches.
Habitat and Range: Barn Owls can be found in a variety of habitats, including farms, grasslands, wetlands, and deserts. They are found throughout the world and in Michigan, they breed and live year-round.
Behavior and Diet: Barn Owls are nocturnal hunters, preying on small mammals such as rodents, voles, and mice. They are known for their silent flight, which allows them to sneak up on their prey undetected. They are also known for their distinctive, screeching calls. They are territorial and roost during the day in tree cavities or dense vegetation.
Tips for spotting in the wild: Barn Owls are most active at night, so the best time to spot them is during the early evening or early morning. They can be found roosting in dense vegetation or tree cavities during the day. Listen for their distinctive, screeching calls, which are often heard at night. They are also known to perch on low branches during the day. Look for large trees or human-made structures like barns and sheds that might provide suitable roosting sites.
Fact: A funny fact about the Barn Owl is that they have an extremely sensitive sense of hearing, which allows them to locate prey in complete darkness. This sensitivity is due to their asymmetrical ear openings, which are located at different heights on their head. This allows them to pinpoint the location of prey with amazing precision, even when hunting in total darkness.
Barn Owls Tyto alba Range Map in Michigan
Short-Eared Owls in Michigan – Scientific Name: Asio flammeus
Physical Characteristics: The Short-Eared Owl is a medium-sized owl with distinctive ear tufts, which are usually not raised when the bird is alert. They have a mottled brown plumage with a white face, yellow eyes, and a yellow bill. They are around 14-18 inches in length, with a wingspan of up to 39 inches.
Habitat and Range: Short-Eared Owls are found in a variety of habitats, including grasslands, marshes, and tundra. They are found throughout North America, Europe, and Asia, and in Michigan, they are most commonly found in the northern and western parts of the state. They are also migratory, with some populations moving south in the winter.
Behavior and Diet: Short-Eared Owls are diurnal hunters, preying on small mammals, birds, and insects. They are known for their silent flight and are active year-round. They are also known for their distinctive, low-pitched hooting calls. They are solitary, territorial birds that roost during the day in dense vegetation or tree cavities.
Tips for spotting in the wild: Short-Eared Owls are most active during the day, so the best time to spot them is during the early morning or late afternoon. They can be found roosting
Fact: The Short-Eared Owl is that they are known for their distinctive, undulating flight pattern. They often fly low to the ground, flapping their wings in a slow, wavering motion, which gives the impression of a kite or leaf being blown about by the wind. This unusual flight pattern is thought to be used for hunting and also for courtship displays.
Short-Eared Owls Asio flammeus Range Map in Michigan
Snowy Owls in Michigan – Scientific Name: Bubo scandiacus
Physical Characteristics: The Snowy Owl is a large owl with distinctive white plumage and yellow eyes. They have a round head, no ear tufts, and a short tail. They are around 20-28 inches in length, with a wingspan of up to 60 inches. They are the heaviest owl in North America.
Habitat and Range: Snowy Owls are primarily found in Arctic habitats, but they will occasionally venture further south during the winter. They are found in North America, Europe, and Asia, and in Michigan, they are most commonly found in the northern and western parts of the state.
Behaviour and Diet: Snowy Owls are diurnal hunters, preying on small mammals, birds, and fish. They are known for their silent flight and are active year-round. They are also known for their distinctive, deep hooting calls. They are solitary, territorial birds that roost during the day on the ground or on high perches.
Tips for spotting in the wild: Snowy Owls are most active during the day, so the best time to spot them is during the early morning or late afternoon. They can be found roosting on the ground or on high perches, such as fence posts or telephone poles. Look for large, open areas such as fields or airports, where they might hunt for small mammals. Listen for their deep, hooting calls, which are often heard at night.
Fact: A fun fact about Snowy Owls is that unlike most owls, Snowy Owls are diurnal, meaning that they are active during the day, and can also be active during the night. They are also known for their distinctive, deep hooting calls.They are also known to be opportunistic hunters and will prey on a wide variety of animals, including small mammals, birds, fish, and even insects. Some populations of Snowy Owls are migratory, with many birds travelling south in the winter to find food.
Snowy Owls Bubo scandiacus Range Map in Michigan
Great Gray Owls in Michigan – Scientific Name: Strix nebulosa
Physical Characteristics: The Great Gray Owl is a large, imposing owl with distinctive gray plumage and yellow eyes. They have a round head, no ear tufts, and a relatively long tail. The gray plumage provides excellent camouflage against the backdrop of their natural habitats. They are around 27-33 inches in length, with a wingspan of up to 60 inches.
Habitat and Range: Great Gray Owls are found in the boreal forests of North America, Europe and Asia. They are also found in the western part of the state of Michigan. They prefer mature coniferous or mixed forests with an open understory, and are often found near wetlands and bogs.
Behavior and Diet: Great Gray Owls are primarily nocturnal hunters, preying on small mammals, birds, and insects. They are known for their silent flight and are active year-round. They are also known for their distinctive, deep hooting calls. They are solitary, territorial birds that roost during the day in dense vegetation or tree cavities.
Tips for spotting in the wild: Great Gray Owls are most active during the night, so the best time to spot them is during the early morning or late evening. They can be found roosting in dense vegetation or tree cavities, so look for large, mature coniferous or mixed forests with an open understory. Listen for their deep, hooting calls, which are often heard at night.
Fact: A fun fact about the Great Gray Owl is that it has an extremely large head in proportion to its body, which helps it locate and capture prey in dense forests. They are also known for their silent flight, which is due to the special feathers on their wings that muffle the sound of their wingbeats. They have also been known to mimic the calls of other birds, such as the American Kestrel, to lure unsuspecting prey closer.
Great Gray Owls Strix nebulosa Range Map in Michigan
Eastern Screech Owls in Michigan – Scientific Name: Megascops asio
Physical Characteristics: The Eastern Screech Owl is a small owl with a distinctive ear tufts, yellow eyes and variable plumage, with the most common being red or gray. They are around 7-10 inches in length, with a wingspan of up to 24 inches.
Habitat and Range: Eastern Screech Owls are found throughout the eastern United States and Canada, including Michigan. They inhabit a variety of wooded habitats, including deciduous, mixed, and coniferous forests, as well as suburban areas with large trees.
Behavior and Diet: Eastern Screech Owls are nocturnal hunters, preying on small mammals, birds, and insects. They are known for their silent flight and are active year-round. They are also known for their distinctive, high-pitched calls. They are solitary, territorial birds that roost during the day in tree cavities or nest boxes.
Tips for spotting in the wild: Eastern Screech Owls are most active during the night, so the best time to spot them is during the early morning or late evening. They can be found roosting in tree cavities or nest boxes, so look for large, mature trees in wooded areas. Listen for their high-pitched calls, which are often heard at night. They are small and well-camouflaged, so they can be difficult to spot, but they are often attracted to backyard bird feeders, so keep an eye out for any small owls visiting at night.
Fact: A fun fact about the Eastern Screech Owl is that it is one of the few owl species that can change color. They can have plumage that ranges from red to gray, and can even change from one color to another as they mature. They are also known for their ability to camouflage themselves by flattening their feathers and tucking in their head, allowing them to blend in with tree bark. They are also known for their vocal mimicry and can imitate the calls of other birds, as well as the calls of animals such as squirrels and insects.
Eastern Screech Owls Megascops asio Range Map in Michigan
Boreal Owls in Michigan – Scientific Name: Aegolius funereus
Physical Characteristics: The Boreal Owl is a small owl with a distinctive white-spotted crown, yellow eyes, and a streaked breast. They are around 8-9 inches in length, with a wingspan of up to 22 inches. They have a round head and short tail.
Habitat and Range: Boreal Owls are found throughout the boreal forests of Canada, Alaska, and the northern United States, including parts of Michigan. They inhabit coniferous forests and taiga, as well as suburban areas with large trees.
Behavior and Diet: Boreal Owls are nocturnal hunters, preying on small mammals, birds, and insects. They are active year-round. They are also known for their distinctive, hoot-like calls. They are solitary, territorial birds that roost during the day in tree cavities or nest boxes.
Tips for spotting in the wild: Boreal Owls are most active during the night, so the best time to spot them is during the early morning or late evening. They can be found roosting in tree cavities or nest boxes, so look for large, mature trees in coniferous forest or taiga areas. Listen for their hoot-like calls, which are often heard at night. They are small and well-camouflaged, so they can be difficult to spot, but they are often attracted to backyard bird feeders, so keep an eye out for any small owls visiting at night.
Fact: A fun fact about the Boreal Owl is that it is one of the few owl species that can see ultraviolet light. This allows them to see patterns on the plumage of their prey, such as the ultraviolet-reflecting plumage of some species of rodents, that are invisible to the human eye. This gives them an advantage in hunting, as they can detect their prey more easily in low light conditions. They are also known for their habit of nesting in abandoned woodpecker holes, which they will line with moss and feathers for insulation.
Boreal Owls Aegolius funereus Range Map in Michigan
Northern Hawk-Owls in Michigan – Scientific Name: Surnia ulula
Physical Characteristics: The Northern Hawk-Owl is a medium-sized owl with a distinctive long tail, yellow eyes, and a white facial disk with black borders. They have a gray-brown plumage with white spots and streaks. They are around 15-17 inches in length, with a wingspan of up to 37 inches.
Habitat and Range: Northern Hawk-Owls are found throughout the boreal forests of Canada, Alaska, and the northern United States, including parts of Michigan. They inhabit coniferous and mixed forests, as well as tundra and taiga regions.
Behavior and diet: Northern Hawk-Owls are diurnal hunters, preying on small mammals, birds, and insects. They are active year-round and are known for their distinctive, screeching calls. They are solitary, territorial birds that roost during the day in tree cavities or on branches.
Tips for spotting in the wild: Northern Hawk-Owls are most active during the day, so the best time to spot them is during morning or afternoon. They can be found roosting in tree cavities or on branches, so look for large, mature trees in coniferous forest or taiga areas. Listen for their screeching calls, which are often heard during the day. They are well-camouflaged, so they can be difficult to spot, but they are often attracted to backyard bird feeders, so keep an eye out for any medium-sized birds of prey visiting during the day.
Fact: A fun fact about the Northern Hawk-Owl is that it is one of the few owl species that is active during the day. Unlike most owls which are nocturnal, the Northern Hawk-Owl is diurnal, which means that they are active during the day. This is due to its prey, which is mostly small mammals, birds, and insects that are active during the day.
Northern Hawk-Owls Surnia ulula Range Map in Michigan
Owl Banding Seasons: A Peek into Conservation and Research
Understanding owl banding seasons can give us valuable insights into the lives of these fascinating birds. Here’s a breakdown of the different seasons for banding various owl species: Knowing the breeding range of each species is essential, as it helps researchers determine the best times and locations for banding efforts, ensuring more accurate and informative data collection. Additionally, the breeding range provides vital clues about the migration patterns and habitat preferences of different owl species, making it a cornerstone of effective conservation strategies.
Fall Season: Tracking Migration
- Northern Saw-Whet Owls: During the fall, these small owls are banded as they migrate, helping researchers understand their migration patterns and habitat preferences.
- Long-Eared Owls: Similar to Northern Saw-Whets, Long-Eared Owls are also banded in the fall to track their extensive migratory routes.
Spring Season: Studying Breeding Success
- Great Horned Owls: Spring is the prime time for banding these owls, allowing scientists to study their nesting success and the dispersal of juvenile owls.
- Eastern Screech Owls: Spring banding focuses on these owls to gather data on their breeding behaviors and environmental impacts on their nests.
Winter Season: Monitoring Resident Owls
- Snowy Owls: In winter, Snowy Owls are often banded to monitor their movements and adaptation to varying winter conditions.
- Barred Owls: Resident species like Barred Owls are banded in winter to study their year-round habitat use and population dynamics.
Why Are These Seasons Important?
- Fall Banding: Offers insights into migration routes, population changes, and the owls’ use of different habitats during migration.
- Spring Banding: Provides critical data on reproductive health, nesting success, and the effects of environmental factors on breeding.
- Winter Banding: Helps in understanding the behavior and survival strategies of resident owls during the harsh winter months.
By focusing on these specific seasons, researchers can collect comprehensive data essential for conservation efforts. This information is crucial for developing strategies to protect owl populations and ensure their continued survival in the wild. Engaging in owl banding also raises public awareness about the importance of preserving wildlife and their natural habitats.
Dive into the world of owls and discover how these banding seasons play a pivotal role in their conservation!
Diverse Habitats and Behaviors of Owls in Michigan
- Long-Eared Owls: Found in a wide range of wooded habitats, from dense forests to open woodlands.
- Northern Saw-Whet Owls: Inhabit a wide range of forest edges, including coniferous and mixed forests.
- Barred Owls: Occupy a wide range of forested habitats, often near water and montane forests.
- Great Horned Owls: Adapt to a wide range of environments, from forests to deserts and urban areas.
- Barn Owls: Found in a wide range of open habitats, including farmlands and grasslands.
- Short-Eared Owls: Inhabit a wide range of open areas, such as grasslands and marshes.
- Snowy Owls: Found in a wide range of open tundra habitats.
- Great Gray Owls: Inhabit a wide range of forested areas, often in boreal forests.
- Eastern Screech Owls: Found in a wide range of wooded habitats, including suburban areas.
- Boreal Owls: Inhabit a wide range of boreal and montane forests.
- Northern Hawk-Owls: Found in a wide range of boreal forests, montane forests, and open areas.
Key Identifications of Owls in Michigan
- Long-Eared Owls: Nests in tree cavities as well as in abandoned nests of other birds like crows and hawks, adapting to available nesting sites.
- Northern Saw-Whet Owls: Nests in tree cavities, often using old woodpecker holes or natural cavities.
- Barred Owls: Nests in tree cavities, often in large, mature trees.
- Great Horned Owls: Nests in tree cavities, but also use abandoned nests of other large birds, including old hawk nests.
- Barn Owls: Nests in tree cavities, barns, and other structures.
- Short-Eared Owls: Nests on the ground in open areas, but occasionally uses tree cavities.
- Snowy Owls: Nests on the ground in open tundra, rarely using tree cavities.
- Great Gray Owls: Nests in tree cavities, often in broken-topped trees.
- Eastern Screech Owls: Nests in tree cavities, often using old woodpecker holes in hollow trees.
- Boreal Owls: Nests in tree cavities, often in old woodpecker holes.
- Northern Hawk-Owls: Nests in tree cavities, often in broken-topped trees, sometimes choosing a deciduous tree for nesting, and occasionally using hawk nests in solitary trees.
Nesting Habits of Owls in Michigan
Owls in Michigan exhibit fascinating nesting habits, often relying on tree holes as essential shelters. These tree holes, formed by decay or animal activity, provide the perfect environment for owls to raise their young. Species such as the Eastern Screech-Owl and the Northern Saw-whet Owl frequently inhabit tree holes, which offer protection from predators and harsh weather conditions. By occupying these tree holes, owls help maintain the health of Michigan’s forest ecosystems. Preserving these tree holes is crucial to ensuring that owls continue to thrive and contribute to the region’s biodiversity.
Conclusion
Michigan is home to a diverse array of owl species, each with their own unique characteristics, habitat and range, behavior, and diet.
Some of the owl species found in Michigan include the Long-Eared Owl, Northern Saw-Whet Owl, Barred Owl, Great Horned Owl, Barn Owl, Short-Eared Owl, Snowy Owl, Great Gray Owl, Eastern Screech Owl, Boreal Owl and Northern Hawk-Owl.
Each species has its own fun facts and tips for spotting them in the wild.
Encouragement to Explore and Appreciate Owls in Michigan’s Wild
Exploring and appreciating the owls of Michigan can be a rewarding experience. We encourage you to take the time to learn more about these fascinating birds and their role in the ecosystem.
Remember to respect and observe these wild animals from a safe distance.