TY - GEN AU - Nelson,D A TI - Song frequency as a cue for recognition of species and individuals in the field sparrow (Spizella pusilla) SN - 0735-7036 PY - 1989///0731 KW - Animal Communication KW - Animals KW - Birds KW - Cues KW - Male KW - Pitch Discrimination KW - Sound Spectrography KW - Species Specificity KW - Vocalization, Animal N1 - Publication Type: Comparative Study; Journal Article; Research Support, U.S. Gov't, P.H.S UR - https://doi.org/10.1037/0735-7036.103.2.171 ER -