JEB -- Melcón et al. 210 (24): 4457 Figure IG4

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Fig. 4. (A) Starting (SF), best (BF) and terminal frequency (TF) against distance. (B) Emission SPL 10 cm in front of the bat. Values are means ± s.e.m. Emission SPL values are represented as a function of the distance to the target. Grey lines represent the expected decrease for a reduction of 6 dB per halving of the distance. Filled and open boxes boxes on the x-axis indicate the beginning of the approach phase. Open symbols, landing task; filled symbols, catching task.