Get to know the American kestrel - High Country News
Briefly

American kestrels are small, colorful falcons found throughout the Americas. Known for their fierce demeanor, they aggressively defend their territory against larger birds. Their striking sexual dimorphism features males with blue wing streaks. As the smallest falcons in North America, they exhibit remarkable aerial skills, especially in hovering to ambush prey. Kestrels migrate seasonally, with some residing year-round in warmer regions. Their diet includes a variety of small animals, showcasing their fearlessness even against larger prey. Conservation efforts, like nest box installations, are underway due to their population decline.
Despite being the United States' most abundant falcon, American kestrels are struggling, prompting scientists to set up nest boxes to provide more habitat for these predators.
American kestrels can stay suspended in the air by flying into a headwind or beating their wings furiously, allowing them to ambush prey effectively.
Not much bigger than a robin, American kestrels are the smallest falcons in North America, known for their bold behavior against larger birds.
Kestrels' diet is diverse, consisting of insects, rodents, small reptiles, and even feeding kingsnakes to their young.
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