Laburnum tree in afternoon sunlight with yellow leaves and goldfinch

Prompt

The Laburnum Top is silent, quite still in the afternoon yellow September sunlight, A few leaves yellowing, all its seeds fallen Till the goldfinch comes, with a twitching chirrup A suddeness, a startlement,at a branch end Then sleek as a lizard, and alert and abrupt, She enters the thickness,and a machine starts up Of chitterings, and of tremor of wings, and trillings - The whole tree trembles and thrills It is the engine of her family. She stokes it full, then flirts out to a branch-end Showing her barred face identity mask Then with eerie delicate whistle-chirrup whisperings She launches away, towards the infinite The Laburnum Top is silent, quite still in the afternoon yellow September sunlight, A few leaves yellowing, all its seeds fallen Till the goldfinch comes, with a twitching chirrup A suddeness, a startlement,at a branch end Then sleek as a lizard, and alert and abrupt, She enters the thickness,and a machine starts up Of chitterings, and of tremor of wings, and trillings - Redraw