[Bill Bumface]

I'm sure the first is fake, but the second seems real:

The lyrebird is capable of imitating almost any sound — from a mill whistle to a cross-cut saw, and, not uncommonly, sounds as diverse as chainsaws [2], car engines and car alarms, fire alarms, rifle-shots, camera shutters, dogs barking and crying babies.

http://en.wikipedia.org/wiki/Lyre_bi...cdotal_example