SpeciesGiant Anteater
Vulnerable

Giant Anteater

Myrmecophaga tridactyla

About the Giant Anteater

The giant anteater (Myrmecophaga tridactyla) is the largest of the four anteater species, reaching up to 2.1 meters from snout to tail, and is found across a broad range of habitats in Central and South America, from dry grasslands and savannas to tropical forests. It has no teeth; instead, its tongue can extend roughly 60 centimeters and carries dense, backward-pointing spines coated in sticky saliva, allowing it to consume tens of thousands of ants and termites in a single day without destroying the mounds it feeds from.

Listed as Vulnerable on the IUCN Red List, the giant anteater has disappeared from much of its historical range and populations continue to decline. The primary threats are habitat loss driven by agricultural expansion and fire, both accidental and deliberately set to clear land, along with road collisions and hunting. In Brazil's Cerrado, one of the world's most biodiverse savannas, giant anteaters are among the animals most frequently killed on roads. Their slow reproductive rate, producing a single offspring every one to two years, means populations recover slowly once numbers fall.

Things worth knowing

  • The giant anteater's claws can reach up to 10 centimeters in length and are powerful enough to tear open concrete-hard termite mounds; on open ground, the animal walks on its knuckles to keep those claws sharp.
  • A giant anteater's core body temperature of around 33 degrees Celsius is one of the lowest recorded among placental mammals, an adaptation that may help offset the low nutritional value of its diet.
  • Giant anteater cubs ride on their mother's back for up to a year, and their fur markings align with their mother's shoulder stripe, making the pair appear as a single animal to predators.
  • Despite their slow appearance, giant anteaters can sprint at up to 50 kilometers per hour for short distances when threatened.
  • They have a highly developed sense of smell estimated to be roughly 40 times more acute than that of a human, which they rely on almost entirely since their eyesight is poor.
  • Giant anteaters are solitary and cover large home ranges, with individuals in the Brazilian Cerrado tracked traversing areas of up to 9,000 hectares according to studies cited by the IUCN.
Who protects them

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