The MU Libraries will sponsor an exhibition in the Ellis Library Colonnade from March 3rd to March 31st in conjunction with the 5th Annual MU Life Sciences & Society Symposium commemorating the 200th birthday of Charles Darwin and the 150th anniversary of the publication of his On the Origin of Species. “150 Years of On the Origin of Species: The Historical Journey from Specimens to Species to Genes” will trace the concept of biological variation from the Renaissance through the 20th Century using rare and historical books and illustrations, primarily from the MU Libraries Special Collections & Rare Book Department and the Ellis Library general collection.