The Extinct Lyall wren (IMAGE) University of Adelaide Caption Lyall's wren: an extinct acanthisittid wren, infamously reported as having been both discovered and exterminated by a lighthouse-keeper's cat. Credit Public Domain, John Gerrard Keulemans (1842-1912) Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.