Fauna
Mammal

Dire Wolf

Canis dirus

Dire wolves were robust hypercarnivores equipped with massive jaws and specialized bone-crushing premolars capable of bringing down large Ice Age herbivores. Fossil packs preserved in asphalt seeps suggest they lived and hunted in structured social groups, much like modern wolves. Their evolutionary lineage diverged from other canines millions of years ago in the Americas, ultimately vanishing alongside their large megafaunal prey at the close of the Pleistocene.

CarnivoreIce Age
Dire Wolf reference
James St. John / CC BY 2.0 · cc-by
—observations
—countries
—peak records
ExtinctConservation statusIUCN Red List categoriesLCNTVUENCREWEXExtinctRed List categories, explained →
Key facts
Diet & preyBison antiquus, Equus occidentalis, Camelops hesternus
Predators
  • Smilodon fatalis
  • Panthera atrox
  • Arctodus simus
ThreatsExtinction of primary megafaunal prey and climatic shifts during the Quaternary extinction event
HabitatsGrasslands, open plains, savannahs, and light woodlands
Life spanEstimated 6–10 years in the wild
Classification
  1. FamilyCanidae
  2. SpeciesCanis dirus
Range & activity
Range data is not available yet.
Safe observation
Interaction riskModerate
  1. Low
  2. Moderate
  3. High
  4. Very high
Why interaction risk is moderate
Extinct species; known only from fossil deposits.
Responsible observation
  • Fossil Viewing: Examine thousands of recovered skulls at the La Brea Tar Pits museum in Los Angeles.
  • Bone Examination: Look for thickened jawbones and heavy tooth wear that distinguish them from grey wolves.
Related species
Help improve the field guideSomething wrong?

Report a name, category, or profile issue for review.

Checking your Fauna account…