The Mystery of the Barton Springs Salamander with Dr. Hayley Gillespie

Published: Feb. 24, 2015, 4:04 a.m.

b"Dr. Hayley Gillespie, an ecologist, tells us how she cracked the case of the Barton Springs Salamander's mysterious meals. Music by YACHT, courtesy of the Free Music Archive and Creative Commons. Photo courtesy of Dr. Hayley Gillespie."