When monkeys howl—or yodelers yodel—they rapidly switch ... This allowed them to see what was going on in the larynx of black and gold howler monkeys, tufted capuchins, black-capped squirrel ...

For people in the steamy, swampy, jungle-covered state of Tabasco, the howler monkey is a cherished, emblematic species; local people say the monkeys tell them the time of day by howling at dawn ...

When monkeys howl -- or yodellers yodel -- they rapidly ... This allowed them to see what was going on in the larynx of black and gold howler monkeys, tufted capuchins, black-capped squirrel ...

Howler monkeys are a New World primate that have specialized ... day in electrocutions and how we must act now to not lose the howl of the forest.

When monkeys howl -- or yodellers yodel -- they rapidly ... of vocal folds in their larynx which vibrate to create sound. Howler monkeys -- it's in the name -- can out-yodel humans without ...