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J. Willard Marriott Library, University of Utah, Salt Lake City, Utah 84112; Ecological and animal data provided by NatureServe. NatureServe Explorer: An online encyclopedia of life [web application]. NatureServe, Arlington, Virginia. Available http://www.natureserve.org/explorer
Underwater calls were recorded in the lab of Dr. Joseph Yost at the University of Utah after an ovulating female African Clawed Frog was placed in a small tank containing male frogs of the species;
Recorded using an Aquarian H2a-XLR hydrophone to a Sony PCM-D50 recorded with a Sound Devices Mix-Pre preamp at a 44.1 kHz/24 bit sampling rate; 9:35 AM