They don't need an airstrip. They can take off and land anywhere (weather and ground fire permitting).
Yes, and not only as military equipment.- if it wasnt for helicopters, hundreds of thousands of people would not be alive today with things such as - Search and rescue helicopters Firefighting helicopters Air ambulances (medEvac) Coast guard helicopters the reality is that helicopters are vital in our modern world
helicopters
Because it made transport easier.
In any place you you only have small landing area.
They fly helicopters.
Helicopters are about 200 feet
A group of helicopters.
Helicopters are machines, they can not grow.
what are the grey helicopters for
yes, helicopters are dangerous
The alliteration for helicopters could be higher helicopters or heavy helicopters
No animals can eat helicopters.