Table 1.

Species, field sites and sample sizes

SpeciesCommon nameField site*N individualsn song sequences analyzed
Camarhynchus parvulus Small tree finchLG924
Camarhynchus psittacula Large tree finchLG23
Certhidea olivacea Warbler finchLG25
Geospiza fuliginosa Small ground finchLG, BA, EG512
Geospiza fortis Medium ground finchBA, EG34110
Geospiza magnirostris Large ground finchEG37
Platyspiza crassirostris Vegetarian finchLG13
  • * LG: Los Gemelos, GPS coordinates S 00°37′20″—45″, W 90°23′00″—15″; BA: Bahia Academia, GPS coordinates S 00°44′15″—30″; W 90°18′05″—09″; EG: El Garrapatero, GPS coordinates S 00°40′20″—41′20″; W 90°13′10″—14′40″