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Hummingbirds aren't skittish, offering bird enthusiasts a close-up view of their furiously beating wings. "You can often watch them fairly close, 15 or 20 feet away," Wiedenfeld said.
Got hummingbirds in your yard? Learn everything you wanted to know about how they survive and where they go when the weather turns cold.
How do they do it? Hummingbirds are designed to hover. About 30% of their total body weight (compared to just 5% in humans) is dedicated to their breast muscles (which power the wings).
Hoverflies are flies that often hover over the plants they visit. This hovering behaviour is unlike that of hummingbirds since they do not feed in midair. Hovering in general may be a means of finding a food source; in addition, male hovering is often a territorial display seeking females, [13] while female hovering serves to inspect ovipositing sites.
Hummingbirds are a unique exception – the most accomplished hoverers of all birds. [11] Hummingbird flight is different from other bird flight in that the wing is extended throughout the whole stroke, which is a symmetrical figure of eight, [ 17 ] with the wing producing lift on both the up- and down-stroke.
[7] [8] While most hummingbirds do not migrate, the rufous hummingbird has one of the longest migrations among birds, traveling twice per year between Alaska and Mexico, a distance of about 3,900 miles (6,300 km). Hummingbirds split from their sister group, the swifts and treeswifts, around 42 million years ago. [9]
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Allen's hummingbird is a small bird, with mature adults reaching only 3 to 3.5 in (76 to 89 mm) in length and weighing approximately 2 to 4 grams in weight. [3] They are known for their vibrant colors and energetic behaviors, making them a popular subject for birdwatchers and nature enthusiasts.