3 part: (1) short, low-pitched notes + (2) musical flute-like phrases (eeohlay) + (3) trill (Evans et al. 2020)
Various versions of each part are combined to make about 20 songs
(Evans et al. 2020 , Pieplow 2017)
Evans, M., E. Gow, R. R. Roth, M. S. Johnson, and T. J. Underwood (2020). Wood Thrush (Hylocichla mustelina), version 1.0. In Birds of the World (A. F. Poole, Editor). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.woothr.01
Pieplow, Nathan (2017). Peterson Field Guide to Bird Sounds of Eastern North America. Houghton Mifflin Harcourt, Boston, MA.