. Webcast: Marine Mammals and Military Sonar. Brandon Southall, SEA Inc. and University of California Santa Cruz, will be presenting "Marine Mammal Responses to Simulated Military Sonar: Southern California Behavioral Response Study" on Tuesday, March 12 at noon (4 pm GMT) at the Smithsonian's National Museum of Natural History. The talk will be webcast and can be viewed at: http://www.mnh.si.edu/video/live.html Brandon's talk will be posted later, a link to his talk will be available at: http://vertebrates.si.edu/mammals/index.html