Pilleri, Georg, <br/><br/>
The Sonar system of the dolphins. 

<br/><br/>Solo disponible en Facultad de Ciencias. 
<br/><br/> The theory that the echolocation clicks of dolphins and whales are produced in the region of nasal air sack of the cranial organ known as the melon is physiologically untenable. Both experimental and anatomical findings prove conclusively that the larynx is the only source of sound. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>DELFINES.<br/>COMUNICACION ANIMAL.<br/>SONAR.<br/>ECOLOCACION.<br/>MAMIFEROS MARINOS.