The Express Tribune | Sea otters can get the flu, too Eureka! Science News The researchers discovered antibodies for the 2009 H1N1 flu virus in blood samples from 70 percent of the sea otters studied. None of the otters were visibly sick, but the presence of antibodies means that the otters were previously exposed to influenza. Researchers: We Shared The Flu Virus With Olympic Peninsula Sea Otters |