Y. writes:

YPSIDIXIT was enchanted to stumble across this Quicktime video of an Australian lyrebird. In its quest to make its song as unique and attractive to mates as possible, the lyrebird, an accomplished mimic, incorporates sounds around it into its song.

She continues:

In the video the lyrebird, puffed out into a glory of feathers, sings its little heart out to try and woo a mate--by making the sound of a chainsaw, the instrument of its own eventual extinction.

Read The Australian Lyrebird: Video and be sure to watch the AMAZING bird on video with narration by naturalist David Attenborough
Read Lyrebird from Wikipedia