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SPECIES PROFILE
Spectacled Bear (Tremarctos ornatus)
Tremarctos
IUCN STATUS
Vulnerable
CONSERVATION STATUS
Vulnerable
CLASS
Mammalia
GEOGRAPHICAL RANGE
Andes mountains from Venezuela and Colombia south through Ecuador, Peru, Bolivia to northern Argentina; isolated in Panama.
DIET
Omnivore
HABITAT
Andean cloud forest, páramo, scrubland, and tropical forest from western Venezuela to Bolivia; Darién populations in Panama.
🔬 Classification
PHYLUM
Chordata
CLASS
Mammalia
ORDER
Carnivora
FAMILY
Ursidae
GENUS
Tremarctos
📋 Description
SIZE
Largest land mammal in South America; Panama population is at the northern edge; males 100–200 kg, females 35–82 kg.
COLORATION
Black-brown coat with cream-white spectacle markings around eyes extending down muzzle; pattern is unique to each individual.
ADAPTATIONS
Semi-retractile claws for tree climbing; flexible wrists allowing branch manipulation; longest lifespan of any New World carnivore.
🌿 Ecology
HABITAT
Andean cloud forest, páramo, scrubland, and tropical forest from western Venezuela to Bolivia; Darién populations in Panama.
DIET
Omnivore
GEOGRAPHIC RANGE
Andes mountains from Venezuela and Colombia south through Ecuador, Peru, Bolivia to northern Argentina; isolated in Panama.
REPRODUCTION
Non-denning; females give birth to 1–3 cubs after 5–8 month gestation; cubs stay with mother for ~1 year.
DIET DETAILS
Bromeliads, cactus, palm hearts, berries, and fruits (80% of diet); also insects, rodents, birds, and occasionally deer.
⚠️ Threats & Conservation
PRIMARY THREATS
Deforestation, hunting for body parts used in traditional medicine, and retaliatory killing near farms.
💡 Interesting Facts
1
The Spectacled Bear is the only living bear species in South America and the only surviving member of the short-faced bear subfamily.
2
Each bear's spectacle pattern is as unique as a fingerprint and is used by researchers to identify individuals.
🔭 Sighting Guide
📍 BEST PLACES TO SIGHT
Volcán Barú National Park in Chiriquí, Panama — the best site for Spectacled Bear sightings in Central America.
La Amistad International Park on the Panama–Costa Rica border — UNESCO site shared by both countries for bear conservation.
Fortuna Forest Reserve in Chiriquí Highlands, Panama, where bears are regularly photographed on camera traps near the reservoir.
🗓️ BEST TIME TO SIGHT
Trek high-altitude cloud forest in the Chiriquí highlands with a local guide; bears follow fruit availability so seasonal planning is key.
🎯 SIGHTING TIPS
March–August when montane fruits ripen; bears build feeding platforms in trees that reveal recent activity.
