Most commonly swarms will land between 1-20 feet off the ground on a tree branch within 50-100 feet of their hive. At this point they will wait patiently as the scout bees search the area for a new home suitable for the swarm to move into.
Motors A motor is a generic term for an engine. So yes they are the same thing. IMO, you have an electric motor or a gasoline engine.
A rotary engine is an internal combustion engine, but it's not like the one in most cars. Also called a Wankel engine, this type of engine performs intake, compression, combustion and exhaust in a different part of the housing.