Evolution in Birds of Olfactory Bulb (2 of 2) (image) Ohio University Share Print E-Mail Caption Evolution in birds of the olfactory bulb, the part of the brain where smell information is processed, passing from a dinosaur (Bambiraptor) through early birds (Lithornis, Presbyornis) to a modern-day bird (pigeon). Credit Courtesy of WitmerLab at Ohio University. Usage Restrictions Please credit WitmerLab at Ohio University. Image is embargoed until 7:01 PM (19:01) EDT, Tuesday, April 12, 2011 Share Print E-Mail 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.