
Colombian Red Howler
Alouatta seniculus
Least Concern
About the Colombian Red Howler
The Colombian Red Howler (Alouatta seniculus) is a species documented in our database. Learn more about this species through the information below.
Conservation Status
Colombian Red Howler is currently listed as Least Concern on the IUCN Red List.
Population Trend
decreasing
Current Threats
- Deforestation
- Habitat fragmentation
- Hunting
- Pet trade
Photo Gallery

1 photos available
Geographic Distribution
Distribution by Region
Amazon Basin
Continent: South America
Country: Colombia
Region: Amazon Rainforest
Orinoco Basin
Continent: South America
Country: Venezuela
Region: Orinoco Valley
Distribution Overview
Widely distributed across northern South America, with significant populations in lowland and montane forests.
Quick Facts
- Size
- 56 - 92 cm
- Weight
- 4 - 7 kg
- Lifespan
- 15-20 years years
- Diet
- Young leavesMature leavesFruitsFlowersSeedsLeaf buds
Habitat
Primary tropical rainforestSecondary forestGallery forest along riversMontane forestSeasonally flooded forest
Behavior
- Produces loud howling calls audible up to 5km away
- Males howl more frequently than females, especially at dawn
- Spends 60-80% of day resting and digesting leaves
- Forms stable social groups with hierarchical structure
- Shows strong territoriality through vocal displays
- Uses prehensile tail as extra limb while feeding
- Females provide primary care for infants
- Groups maintain cohesion through vocalizations and grooming