A Boxelder Tree Seed
Maple seeds are typically called "helicopter seeds" or "maple keys" because of the way they spin and helicopter-like shape when falling from a tree.
yes, they are actually good for you, one time i had lung cancer and i lived off nothing but helicopter seeds, and within a week i was all better
Yes, sycamores display a distinctive type of helicopter seed known as samaras. These seeds have a wing-like structure that aids in their dispersal by wind, giving them the appearance of a spinning helicopter as they fall from the tree.
Brian Rutherford.
Sycamore helicopter seeds have wings that spin as they fall, helping them travel far away from the tree and land in different places, allowing the tree to spread its seeds over a wide area.
Sikorsky's V-300 was the first practical helicopter.
Helicopter Pilot.
I am wondering where was helicopter invented?
There has been no helicopter by that name
what is the meaning of Apache helicopter
In 400 AD there was a toy with the principle and shape of a helicopter. It was not a real helicopter. It was only a toy. The first manned flight was in 1906.
I have heard 'whirlybird'