NZP Photographer Jessie Cohen and Mopie, by Tinsley, Jeffrey Wayne 1947-2017, 1992, Smithsonian Archives - History Div, National Zoo Photographer, Jessie Cohen, and gorilla friend, Mopie, share a reflective moment in the Great Ape House at the National Zoological Park. Of all her many interests, Cohen says that shooting portraits of animals in repose and in action is her favorite thing to do..