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Fig. 6. Distribution of natural remanent magnetism (NRM) declinations (data from Brassart et al., 1999). Horizontal alignment of the NRM relative to the front of the newt's head (NRM declination) for 18 newts used in behavioral studies (see Tables 1,2). Diamonds represent newts from the east-southeast (ESE) group, and circles represent newts from the south-southwest (SSW) group. NS, not significant.