As the insects flew to and from artificial flowers in the wind tunnel, they were monitored by high - speed digital cameras that recorded the airflow around their wings.
Viņi novēroja nātru raibeņa lidojumu īpaši konstruētā aerodinamiskā caurulē, kurā tika laistas dūmu strūkliņas, lai atvieglotu gaisa plūsmas novērošanu.