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  3. Giant Armadillo

One of the 5 armadillos on WAnimals

Giant Armadillo (Priodontes maximus)

Mammals · Cingulata · Chlamyphoridae

Giant Armadillo

Priodontes maximus

Vulnerable

At high risk of extinction in the wild over the medium term.

Spotted something wrong?

It is by far the largest armadillo in the world, and acts as a keystone ecosystem engineer: more than 70 species have been recorded using its abandoned burrows.

Weight

18 kg – 54 kg

Size

75 cm – 1.5 m

Life expectancy

13 years

Diet

Insectivore

Feeds mainly on insects and other invertebrates.

Activity

Nocturnal

Active mainly at night.

Social structure

Solitary

Lives and hunts alone, joining others only to breed.

Sighting difficulty

Moderate

SavannaRainforest
11countries18parks4same family

AI-generated images: illustrations, not photographs.

Fun facts

  • It is the largest armadillo in the world.
  • More than 70 different species use its abandoned burrows for shelter.
  • The curved 20 cm claw on its third front toe is one of the largest for body size of any mammal.

Life cycle and biology

Skeleton type
Vertebrate - internal bony skeleton (mammal)
Habitat and environment
Forest, savannah and grassland across much of South America, with large exclusive home ranges
Birth weight
~113 g at birth according to one source (questioned by more recent literature)
Size at birth
832-960 mm long by some measurements
Sexual maturity
7 years
Gestation / incubation
~4 months by the traditional estimate (though it is scientifically disputed)
Litter / clutch size
1 young per birth (2 on rare occasions), with ~3 years between births
Life expectancy in captivity
Documented record of up to 15-16 years

Sources consulted: ResearchGate (potential lifespan wild study); PMC (first recorded birth under human care); Oxford Academic (Mammalian Species); Animal Diversity Web; Encyclopedia of Life; AnAge (genomics.senescence.info)

Where to find it

Loading map…

The pins mark the parks where its presence is documented.

Where to see it

Parks and dive sites where this species has been documented — showing 10 of 18.

Related species

Other species in the catalogue with the most in common with Giant Armadillo — same habitat, park, country, tags or family.

Same taxonomic family
Same taxonomic family
Same taxonomic family
Shares a park
Shares a park
Shares a park

How to help

The giant armadillo is classified as vulnerable. Organisations such as the IUCN, WWF and the Wildlife Conservation Society work specifically on its conservation and that of its habitat; looking into their programmes is a good starting point if you want to get involved.

It's documented in 10 protected areas — one reason why protecting these places matters for its conservation.

Related guides

Keep exploring

Based on what we already know about giant armadillo.

Comments

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See full glossary
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See its range on the interactive map→
Pantanal MatogrossenseBrazil
ManuPeru
Cordillera AzulPeru
MadidiBolivia
Noel Kempff MercadoBolivia
CanaimaVenezuela
Defensores del ChacoParaguay
South Suriname Nature ReserveSuriname
AmboraBolivia
Bahuaja-SonenePeru
See all 18 parks
Least Concern

Southern Naked-tailed Armadillo

Cabassous unicinctus

Near Threatened

Southern Three-banded Armadillo

Tolypeutes matacus

Least Concern

Yellow Armadillo

Euphractus sexcinctus

Giant AnteaterVulnerable

Giant Anteater

Myrmecophaga tridactyla

Andean BearVulnerable

Andean Bear

Tremarctos ornatus

Lowland TapirVulnerable

Lowland Tapir

Tapirus terrestris

Where to see Giant Armadillo18 places
CountriesBolivia
ParksPantanal MatogrossenseBrazil
TagsInsectivore
Insectivore
Nocturnal
Solitary
Vulnerable
Savanna
Rainforest
Mammal
Bolivia
Brazil
Peru
Argentina
Colombia
Suriname
Argentina
Bolivia
Brazil
Colombia
Ecuador
French Guiana
Guyana
Paraguay
Peru
Suriname
Venezuela