What sounds do vervet monkeys make?

Vervet monkeys also produce screams, threat-grunts and so-called “wrrr” calls in these contexts; these were not considered35.

Why are the vervet vervet alarm calls interesting?

Vervet monkeys routinely produce semantic alarm calls upon detection of various predators encountered in their natural environment. These data provide a basis for psychoacoustic perceptual testing with vervets as subjects.

Do vervet monkeys have different alarm calls?

Vervet monkeys give different alarm calls to different predators. Recordings of the alarms played back when predators were absent caused the monkeys to run into trees for leopard alarms, look up for eagle alarms, and look down for snake alarms.

What are vervet monkey vocalizations?

Three well-documented vervet monkey alarm calls are those for leopard, martial eagle and python. Leopard alarm calls are short tonal calls produced in a series of inhalations and exhalations. Eagle alarm calls are low pitched grunt while python alarm calls are high pitched “chutters”.

Why do monkeys make sounds?

The boom calls appear to have evolved in the male monkeys as a strategy to attract mates while simultaneously ensuring a lack of competition. This indicates that the call is highly complex—targeting multiple audiences and sending a different message to each one!

How do the vervet monkeys respond when the hear a snake call?

For each of these predators, the monkeys have developed special alarm calls to which the animals respond with appropriate strategies: When the call for “leopard” is uttered, they climb a tree, when they hear the call for “eagle,” they search the sky and hide and when the call for “snake” is uttered, they stand on two …

How do the vervet monkeys respond when they hear a leopard call?

How do vervet monkeys communicate?

High pitched squeals indicate distress and vervet monkeys can communicate the presence of different predators by using different calls. Snake alarms are high-pitched chatters, to which and the vervet monkeys respond by searching the ground for potential predators.

How far can the monkey calls be heard?

The low and guttural sound of howler monkeys is one of the loudest calls produced by any land animal. Under certain conditions, a howler’s call can be heard from about 3 miles (4.8 kilometers) away.

Which monkey makes a loud booming sound?

How many vocal calls vervet monkeys can produce?

Vervet monkeys (Chlorocebus pygerythrus) are known to produce three distinctive alarm calls in response to their three main types of predators: leopards, pythons and eagles. Each call elicits a specific and appropriate antipredator behaviour.