@Machismo @nugger bird from the OP (smallest flightless bird)
https://en.wikipedia.org/wiki/Inaccessible_Island_rail

https://media.clubcyberia.co/pleroma/b4effe575fd95201118282f793086e9c2c28713729a4e6346f42530f62868a85.jpg

https://media.clubcyberia.co/pleroma/6ff6d61baa59c075f10112177c68b62e0080e02e73c3c4cd7d17b959b7230f01.jpg