Alouatta sara Elliot, 1910

Taxonomic Classification

The Bolivian red howler (Alouatta sara Elliot, 1910), a New World monkey in the Atelidae family which also includes spider and woolly monkeys, has the following physical characteristics.

Body Structure

Adults have a sturdy build, long arms and legs, strong, dexterous hands, and a muscular prehensile tail that allows them to grasp branches and swing from them.

Pelage Coloration

Their bodies are covered in reddish-orange hair.

Size and Weight

Adult males measure 20.6 to 22.4 inches in height and weigh 13 to 17 lbs, while adult females are smaller, measuring 18.4 to 19.6 inches in height and weighing 10 to 14 lbs.

Diet Composition

Their diet consists mostly of leaves, and they also eat nuts, seeds, fruit, and flowers.

Geographic Distribution

This species is found only in neotropical South America, specifically in Bolivia, Brazil, Colombia, Ecuador, French Guiana, Guyana, Peru, Suriname, Trinidad and Tobago, and Venezuela.

Range Extent

Their range extends from northwest Colombia east and south to the Amazon River in eastern Brazil.

Habitat Types

They inhabit tropical forests, riverine woodlands, seasonally swamped woodlands, and humid and dry high terra firma forests; they can also be found in forests above 1000 meters (3280 feet) above sea level, and occupy high altitude areas.