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  3. Gray Wolf

One of the 6 wolves on WAnimals

Gray Wolf (Canis lupus)

Mammals · Carnivora · Canidae

Gray Wolf

Canis lupus

Least Concern

The species is abundant and widely distributed; it faces no significant short-term risk.

Spotted something wrong?

A social predator that lives in family packs with a clear hierarchy, and is fundamental to the balance of many ecosystems.

Weight

30 kg – 80 kg

Size

1.1 m – 1.6 m

Life expectancy

13 years

Diet

Carnivore

Feeds mainly on other animals.

Activity

Irregular activity

Active at irregular times, by day or night depending on circumstances.

Social structure

Hierarchical pack

Lives in an organised hierarchical group, typical of cooperative hunters.

Sighting difficulty

Easy

Estimated population

Between 200,000 and 250,000 animals across its whole range (2018 figure), of which some 65,000-78,000 were in North America at the start of the 21st century. It occupies around two thirds of its historic range: its current distribution is 30% smaller than the original

Temperate forestTundra
61countries76parks34same family4featured routes

AI-generated images: illustrations, not photographs.

Fun facts

  • It can cover up to 50 km in a single night's hunting.
  • It howls to communicate with the pack over several kilometres.
  • Its reintroduction to Yellowstone changed the park's entire ecosystem.

Life cycle and biology

Skeleton type
Vertebrate - internal bony skeleton (mammal)
Habitat and environment
A wide range of habitats across the Northern Hemisphere: tundra, forest, grassland and arid country
Birth weight
~450 grams
Size at birth
Blind and deaf at birth; the eyes open at 11-15 days
Sexual maturity
Female: 2 years | Male: 3 years (though whether they actually breed depends on their social standing within the pack)
Gestation / incubation
60-63 days
Litter / clutch size
1 to 14 pups per litter (average 4-6)
Life expectancy in captivity
Up to 20.6 years documented in captivity

Sources consulted: AnAge (genomics.senescence.info); Animal Diversity Web; Animalia.bio; Smithsonian National Zoo; Britannica; National Wildlife Federation; IUCN Red List: catalogado como Preocupación menor con población estable desde 1996; las poblaciones del sur de Europa y Escandinavia son pequeñas pero van en aumento || IUCN Red List, evaluación de Canis lupus (2018); Encyclopaedia Britannica, estado de conservación del lobo gris

Where to find it

Best time: October to March

Loading map…

Where to see it

Parks and dive sites where this species has been documented — showing 10 of 76.

Related species

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

Same taxonomic family
Same taxonomic family
Same taxonomic family
Same taxonomic family
Same taxonomic family
Same taxonomic family

Keep exploring

Based on what we already know about gray wolf.

Comments

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See full glossary
This page in other languages: Español · Deutsch · Français · Português · Italiano

The pins mark the parks where its presence is documented.

See its range on the interactive map→
Yellowstone National ParkUnited States
Pallas-YllastunturiFinland
Urho KekkonenFinland
Gran ParadisoItaly
VanoiseFrance
EcrinsFrance
MercantourFrance
CévennesFrance
Abruzzo, Lazio and MoliseItaly
Mount OlympusGreece
See all 76 parks
Arctic FoxLeast Concern

Arctic Fox

Vulpes lagopus

Least Concern

Raccoon Dog

Nyctereutes procyonoides

Red FoxLeast Concern

Red Fox

Vulpes vulpes

Corsac FoxLeast Concern

Corsac Fox

Vulpes corsac

Blanford's FoxLeast Concern

Blanford's Fox

Vulpes cana

CoyoteLeast Concern

Coyote

Canis latrans

CountriesUnited States
ParksYellowstone National ParkUnited States
TagsCarnivore
Carnivore
Variable activity
In packs
Temperate forest
Tundra
Mammal

Europe36

Asia22

North America3

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