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Hummingbirds are the smallest mature birds, measuring 7.5–13 cm (3–5 in) in length. The smallest is the 5 cm (2.0 in) bee hummingbird, which weighs less than 2.0 g (0.07 oz), and the largest is the 23 cm (9 in) giant hummingbird, weighing 18–24 grams (0.63–0.85 oz).
6 giorni fa · Hummingbird, any of about 320 species of small, often brightly colored birds of the family Trochilidae, usually placed with the swifts in the order Apodiformes but sometimes separated in their own order, Trochiliformes. Learn more about hummingbirds.
- The Editors of Encyclopaedia Britannica
Hummingbirds are marvels of the sky, famed for their unique and impressive flying abilities. They may be the world’s smallest birds, but there is no risk of them flying under the radar thanks to their eye-catchingly colourful plumage.
What is a hummingbird? Hummingbirds belong to the avian family Trochilidae, and their closest relatives are the equally fascinating swifts. Hummingbirds are small (weighing 2 to 20 grams), with long, narrow bills and small, saber-like wings.
Because they are so speedy, and their metabolism matches their speed, they must eat virtually constantly. These little birds, native to the Americas, are incredibly unique and specialized. Read on to learn about the hummingbird. Hovering hummingbird from his belly. Stunning hummingbird against a blue sky.
12 feb 2007 · With three new videos released every week there’s something for all nature loves from astounding animal behaviour to beautiful imagery. Click here to find our more: http://bit.ly/BBCEarthWW ...
- 2 min
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- BBC Studios
Learn how fast a hummingbird's wings beat and where to see in the wild in BBC Wildlife expert hummingbird guide.
