Even out at sea, birds of prey are attracted to the massive structures. ... We find the same movement in fish tails when they are moving, or in birds' wings.' To the untrained eye it appears to waggle back and forth, not unlike a car dashboard toy. 'It's like a big 'eight' in space,' Aouni told Voice of America in 2017. In the United States alone, the blades are responsible for between 140,000 and 500,000 deaths alone, according to the US Fish and Wildlife Service.
All birds are attracted to the massive structures.
( z0 attract :ARG1 ( z1 bird :mod ( z2 all ) ) :ARG2 ( z3 structure :mod ( z4 massive ) ) )
(z0 / attract-01
    :ARG1 (z1 / bird
              :mod (z2 / all))
    :ARG2 (z3 / structure
              :mod (z4 / massive)))
All birds are attracted to the massive structures .
z1 :mod z2
z0 :ARG1 z1
z3 :mod z4
z0 :ARG2 z3