Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleIndependent discoveries of a new, apparently homologous call in the Willow Tit Parus montanus and Black-capped Chickadee Parus atricapillus.AuthorsHAFTORN, SVEIN; HUANG, WEI-CHING; GRISWOLD, CORTLAND K.; HAILMAN, JACK P.PublicationIbis, 1998, Vol 140, Issue 1, p174ISSN0019-1019Publication typeArticleDOI10.1111/j.1474-919X.1998.tb04557.x