TY - RPRT TI - Species divergence in sexually selected traits: increase in song elaboration is related to decrease in plumage ornamentation in finches. AU - Alexander V Badyaev AU - Geoffrey E Hill AU - Byron V Weckwort PY - 2002 DO - 10.1111/j.0014-3820.2002.tb01350.x UR - https://pubmed.ncbi.nlm.nih.gov/11926507/ ID - 11926507 ER -