Audiograms of howling monkeys: are extreme loud calls the result of runaway selection?
M. A. Ramsier, A. J. Cunningham, M. R. Patino, K. E. Glander, N. J. Dominy
This study estimates the auditory sensitivities of howling monkeys using ABR and suggests that loud calls may result from runaway selection linked to infant distress call detection and infanticide deterrence.
bioRxiv · Feb 5, 2019 · PreprintAnimal Behavior & Cognition