Today at CDHK it's this Chiyo-Ni haiku for our prompt:

waterweed
floating away, despite
the butterfly’s weight on it

For some reason it made me think of a lightning bug we saw in the grass yesterday at dusk. My older son says that the females lie in the grass and signal the males, who fly around flashing their lights for everybody.

a light at my feet
firefly on a blade of grass
resting there, flashing