Back to Events
Cryptid

Mapinguari

In the Amazon, indigenous people describe a creature with backward feet, impenetrable skin, and a terrifying scream. Some believe it's a surviving giant ground sloth. Sightings continue in remote regions.

Ancient - Present
Amazon Rainforest, Brazil
200+ witnesses

The Mapinguari is a legendary creature of the Amazon rainforest, described by indigenous peoples as a large, ape-like being with distinctive features. Some cryptozoologists believe it could be a surviving giant ground sloth.

The Legend

According to documented accounts:

Indigenous Amazonian peoples describe the Mapinguari as:

  • Very large (6-8 feet tall when upright)
  • Covered in reddish-brown fur
  • Having backward-facing feet
  • Possessing a terrible stench
  • Making a horrifying screaming sound
  • Having skin impervious to bullets and arrows
  • Sometimes described with a single eye or a mouth in its belly

The Description

Common features in reports:

  • Shaggy, matted fur
  • Long claws
  • A terrible, nauseating odor
  • Powerful build
  • Nocturnal habits
  • Aggressive when encountered
  • Living in the deepest forest

The Backward Feet

One distinctive feature:

  • The creature’s feet face backward
  • This makes tracking it nearly impossible
  • Tracks appear to lead away from where it went
  • This detail appears in South American folklore frequently

Giant Ground Sloth Theory

Some believe the Mapinguari is a surviving Megatherium or Mylodon:

  • Giant ground sloths lived in South America
  • They went extinct about 10,000 years ago
  • Some cryptozoologists argue isolated populations could survive
  • The description matches sloth features (claws, fur, smell)
  • The Amazon remains largely unexplored

Evidence

Supporting the possibility:

  • Consistent descriptions across isolated tribes
  • The Amazon is vast and unexplored
  • New species are discovered regularly
  • Giant ground sloth remains have been found with preserved fur

Against the possibility:

  • No physical evidence has been found
  • Ground sloths were not aggressive
  • 10,000 years is a long time to remain hidden
  • Modern sloths are not nocturnal predators

Modern Sightings

Encounters continue to be reported:

  • Rubber tappers in remote areas
  • Indigenous hunters
  • Loggers in previously unexplored forest
  • Most accounts are secondhand

Expeditions

Researchers have searched:

  • David Oren (ornithologist) investigated in the 1990s
  • He collected numerous firsthand accounts
  • He found possible nesting sites
  • No definitive proof was obtained

Cultural Role

For indigenous peoples:

  • The Mapinguari is a forest guardian
  • It punishes those who harm the forest
  • It’s used to keep children from wandering
  • It represents the dangers of the deep jungle

Sources