Cochlear Microphonic Audiograms in the "Pure Tone" Bat Chilonycteris parnellii parnellii

See allHide authors and affiliations

Science  07 Apr 1972:
Vol. 176, Issue 4030, pp. 66-68
DOI: 10.1126/science.176.4030.66


Audiograms are sharply tuned to a frequency close to the second harmonic of the pulse. The tuning, which is much sharper than previously reported for any vertebrate receptor, provides a mechanism whereby the bat can effectively perceive echoes even during periods of pulse-echo overlap.