Eyeless Caballo Moro specimen used for aggression and territoriality studies A body B head. While the Caballo Moro cave is inhabited by both the eyed and the eyeless morphs, only eyeless specimens were used in this study. The other populations used in this study; Molino, Jineo, Vásquez, Escondido, Pachón and Tinaja caves are inhabited exclusively by eyeless fish.

 
 
  Part of: Espinasa L, Collins E, Ornelas García CP, Rétaux S, Rohner N, Rutkowski J (2022) Divergent evolutionary pathways for aggression and territoriality in Astyanax cavefish. Subterranean Biology 43: 169-183. https://doi.org/10.3897/subtbiol.73.79318