%0 Journal Article %T Responses of Male Tropical Mockingbirds (Mimus Gilvus) to Variation in Within-Song and Between-Song Versatility %A Botero, Carlos, A. %A Vehrencamp, Sandra, L. %J Auk: Ornithological Advances %V 124 %N 1 %@ 0004-8038 %D 2007-01-01 %I Narnia %~ DeepDyve