Figure 2.1 Song dialects in white-crowned sparrows

Soha et al. 2004

Figure 2.2 Hearing is critically important for song learning in the zebra finch

Figure 2.3 Song learning hypothesis based on laboratory experiments with white-crowned sparrows

Figure 2.8 Changes in the song system of young male and female zebra finches

Gurney and Konishi 1980

Figure 2.13 The song system of a typical songbird

Figure 2.9 Timing of gene activity in different components of the avian song control system in males

Figure 2.10 Gene expression in a component of the zebra finch song system

Figure 2.11 A gene important in song learning by male zebra finches

Figure 2.14 Differences in the size of one nucleus of the song system

Figure 2.15 Single cells and song learning in the swamp sparrow

Figure 2.17 The song of a vocal non-learner, the eastern phoebe

Figure 2.16 The phylogeny of song learning in birds

Figure 2.18 The song control systems of parrots, hummingbirds, and oscine songbirds

Figure 2.19 Does bird song repel territorial intruders?

Figure 2.20 White-crowned sparrow females are attracted to songs of male white-crowned sparrows, not songs of other species

Figure 2.21 Songs match habitats

Figure 2.22 The songs sung by great tits differ in cities versus forests

Original Paper

Figure 2.23 Two songs of the white crowned sparrow

Figure 2.24 Dialect selection by male white-crowned sparrows

Figure 2.25 Song type matching in the song sparrow

Figure 2.26 Song matching and communication of aggressive intent in the song sparrow

Figure 2.27 Evidence that male Cassin’s finches direct their songs at females

Figure 2.28 Nutritional stress early in life has large effects brain development and song learning

Figure 2.29 Mean number of precopulatory displays given by female song sparrows in response to playback of the songs of males

Figure 2.31 Measuring female preferences for different kinds of zebra finch songs