Steven Feld’s paper, “Acoustemologies as Relational Ontologies,” placed at its center a musical collaboration Feld had done in 2006-08 with Ghanaian multi-instrumentalist Nii Otoo Annan, entitled Bufo Variations, a composition that brought dialogic ethnomusicology (in which the anthropologist collaborates musically or sonically with interlocutors) into juxtaposition with multispecies ethnography (Annan and Feld worked with sounds made by Bufo regularis toads in Accra): http://www.voxlox.net/node/62