Phys.org

Howler monkey roars exaggerate body size but are truthful to other howlers

Howler monkeys are relatively small primates known for their incredibly loud, low-frequency roars that sound as if they come from a much larger creature. This is useful in the animal kingdom because ...
insider.si.edu

Howler monkeys. Adaptive radiation, systematics, and morphology / Martín M. Kowalewski, Paul A. Garber, Liliana Cortés-Ortiz, Bernardo Urbani, Dionisios Youlatos, editors

Part I. Introduction. 1. Why is it important to continue studying the anatomy, physiology, sensory ecology, and evolution of howler monkeys? / Martín M. Kowalewski, Paul A. Garber, Liliana ...
HUB

Howler monkeys began eating leaves 13 million years ago, changing primate history

Thirteen million years ago, a medium-sized monkey known for guarding its territory among the treetops with a fearsome "howl" started doing something new. This monkey, one of the oldest known ancestors ...
Smithsonian Magazine

Monkey-Nappers! A Group of Capuchin Monkeys Caught on Camera With Abducted Baby Howler Monkeys

Observations of Coiba’s tool-using immature capuchin monkeys show them carrying abducted infant howler monkeys. What is the reason for this behavior? Vanessa Crooks Caught in the act! Capuchin monkeys ...
Phys.org

Howler monkey ancestors began eating leaves 13 million years ago, changing course of primate history in South America

Thirteen million years ago, a group of medium-sized monkeys known for guarding their territory among the treetops with fearsome "howls" started doing something new. These monkeys, among the oldest ...