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Some trees (for example maple trees) have seeds that have wing-like structures that enable the seed to spin to the ground in autorotation, which helps the seeds to disseminate over a wider area. The most common use of autorotation in helicopters is to safely land the aircraft in the event of an engine failure or tail-rotor failure.
The maple is a common symbol of strength and endurance and has been chosen as the national tree of Canada. Maple leaves are traditionally an important part of Canadian Forces military regalia, for example, the military rank insignia for generals use maple leaf symbols. There are 10 species naturally growing in the country, with at least one in ...
Whirlybird may refer to: . Helicopter (slang) . Whirlybirds, a television program that aired in the United States from 1957 to 1960; Attic fan (slang and brand name); Samara (fruit) (slang), the fruit of a maple tree
The sugar maple is most easily identified by clear sap in the leaf petiole (the Norway maple has white sap), brown, sharp-tipped buds (the Norway maple has blunt, green or reddish-purple buds), and shaggy bark on older trees (the Norway maple bark has small grooves). Also, the leaf lobes of the sugar maple have a more triangular shape, in ...
Acer saccharinum, commonly known as silver maple, [3] creek maple, silverleaf maple, [3] soft maple, large maple, [3] water maple, [3] swamp maple, [3] or white maple, [3] is a species of maple native to the eastern and central United States and southeastern Canada. [3] [4] It is one of the most common trees in the United States.
A helicopter battles the fires raging across Pacific Palisades, where more than 20,000 acres have been torched. Variety via Getty Images ... 15 cheap Dollar Tree essentials you won’t find ...
Vine maple (Acer circinatum) Samara of Combretum zeyheri. A samara (/ s ə ˈ m ɑːr ə /, UK also: / ˈ s æ m ər-/) [1] is a winged achene, [2] a type of fruit in which a flattened wing of fibrous, papery tissue develops from the ovary wall. A samara is a simple dry fruit, and is indehiscent (not opening along a seam).
The heliport has an additional 8,000 annual operations as of December 2017, or 22 per day. 8 helicopters are based there. [3] [4] The Helicopter Air Specialty Service is located on the property. It is a Robinson Service Center that owns the Maple Grove Heliport and manages the Maple Grove Airport. [5]