From what I can tell the opinion is that the triangular shaped UFO's are thought to be top secret military experimental craft since nobody seems to be abducted by this particular kind.
to fly to aliens
All geese like to fly in the V formation also known as a skein formation. This formation helps with their flying efficiency and how far they can fly.
To fly aliens to different places.
there are aliens in philippines they see a alien and they have a pictures and video they see ofo fly away.
There are many reasons that birds fly the way they do. One reason for why they fly in a V formation is because it reduces the air resistance on the birds in the back of the formation.
yes a triangular prism has got 1 perpendicular face, at the base.
so that the wind will fly past it to make it fly straight
Dr. Cockroach- The Fly
They fly around the world in a ufo
streamline
A delta is a triangular formation at the mouth of a river caused by erosion and sediment deposition.
Trick airplanes fly in formations.