To the untrained eye it appears to waggle back and forth, not unlike a car dashboard toy. When the breeze pushes the mast one way, one of the magnets pulls it in the other direction. 'It's like a big 'eight' in space,' Aouni told Voice of America in 2017. It's believed they dislike crossing large expanses of open water and feel safe having a place to land during windy conditions. Those movements are transformed into electricity using an alternator that increases their frequency.
They feel safe in the ocean.
( z0 feel :ARG0 ( z1 they ) :ARG1 ( z2 safe :ARG1 z1 ) :location ( z3 ocean ) )
(z0 / feel-01
    :ARG0 (z1 / they)
    :ARG1 (z2 / safe-01
              :ARG1 z1)
    :location (z3 / ocean))
They feel safe in the ocean .
z0 :ARG0 z1
z0 :ARG1 z2
z2 :ARG1 z1
z0 :location z3