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Where do grassland and tundra owls build their nests?
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Owl
Great horned owl (Bubo virginianus).
Grassland and tundra owls build their nests directly on the ground. In some instances, these owls may choose to nest on an elevated hummock to provide a slightly raised site. While many owls are ground-nesters in these open habitats, some species, such as the short-eared owl, have been observed nesting in colonies.123