What does a five-foot, blue and purple disembodied ear have to do with May Day? Quite a lot, according to Occupy Corvallis, who will be launching its Radical Listening Project on Sunday April 29 from 1 p.m. to 5 p.m. in Corvallis’ Central Park as part of the May Day Solidarity Fair in support of workplace rights and economic justice sponsored by a coalition of local groups.