Fauna
Mammal

Red Ruffed Lemur

Varecia rubra

Also known as Red Lemur, Northeastern Ruffed Lemur

Red ruffed lemurs are striking high-canopy frugivores renowned for their deep, echoing roaring calls that reverberate across the Masoala rainforests. Unlike most other primates, females build elaborate leaf nests high in the trees where they give birth to litters of young, nursing them in safety before carrying them by mouth. They play a pivotal ecological role as primary seed dispersers for Madagascar's large-seeded hardwood trees.

ArborealFrugivorousLoud Call
Red Ruffed Lemur reference1 / 3
(c) Nigel Voaden, some rights reserved (CC BY) · cc-by
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Critically EndangeredConservation statusIUCN Red List categoriesLCNTVUENCREWEXCritically EndangeredRed List categories, explained →
Key facts
Diet & preyRipe fruits, Tree flowers and nectar, Young leaves
Predators
  • Fossa
  • Madagascar Harrier-Hawk
  • Madagascar Tree Boa
ThreatsHabitat loss, illegal logging, habitat fragmentation, and bushmeat hunting
HabitatsPrimary tropical lowland rainforests
Life span15–20 years in the wild (up to 25+ years in captivity)
Classification
  1. OrderPrimates
  2. FamilyLemuridae
  3. GenusVarecia
  4. SpeciesVarecia rubra
Range & activity
Range data is not available yet.
Safe observation
Interaction riskLow
  1. Low
  2. Moderate
  3. High
  4. Very high
Why interaction risk is low
Can deliver a severe bite if cornered; observe quietly from a safe distance in guided park trails.
Why it is dangerous
Primates possess sharp canine teeth and strong jaws capable of inflicting deep lacerations if threatened or cornered.
How to recognize a risky encounter
Identified by dense rust-red fur, black limbs and face, and a distinct white patch behind the neck.
What to do
Never approach, feed, or attempt to handle wild individuals; maintain a respectful distance with local park guides.
What to notice
Look for large rust-red primates moving in small family groups high in northeastern Malagasy rainforests.
Support conservation
Visit only with licensed park guides, stay on marked trails, and never reveal specific roost or nest locations.
Responsible observation
  • Listen for Calls: Track their presence through their loud, echoing contact and alarm calls high in the canopy.
  • Keep Distances: Stay on designated park trails in Masoala National Park to minimize stress on wild groups.
  • Look Above: Focus viewing on the highest forest canopy levels where they spend most of their time foraging.
Related species
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