Behavior of Herichthys minckleyi in Cuatro Ciénegas, Mexico, recorded in El Mojorral Oeste on 2 June 2001, pink tags indicate papilliform pharyngeal j Show moreBehavior of Herichthys minckleyi in Cuatro Ciénegas, Mexico, recorded in El Mojorral Oeste on 2 June 2001, pink tags indicate papilliform pharyngeal jaws; orange tags indicate molariform pharyngeal jaws. Show less