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  3. Killer Whale
Killer Whale (Orcinus orca)

Mammals · Artiodactyla · Delphinidae

Killer Whale

Orcinus orca

Endangered

At very high risk of extinction in the wild in the near future.

Spotted something wrong?

It lives in matriarchal pods where leadership passes down the female line. Females go through the menopause at around 40, a phenomenon that is extremely rare in the animal kingdom.

Weight

7.5 t – 10 t

Size

4.6 m – 6.2 m

Life expectancy

50 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.

Ocean
109countries28parks45dive sites17same family2natural phenomena2featured routes

AI-generated images: illustrations, not photographs.

Fun facts

  • Females can live for 50 to 90 years or more, far outliving the males.
  • It is one of the few animals, along with humans, in which females go through the menopause.
  • It hunts in groups, taking fish, squid, seals, seabirds and even other cetaceans.
  • comportamientoSome populations develop hunting techniques unique to their culture, such as making waves to wash seals off ice floes, passed down from one generation to the next.

Life cycle and biology

Skeleton type
Vertebrate - internal bony skeleton (mammal)
Habitat and environment
Every ocean in the world, from polar regions to tropical waters; the most widely distributed marine mammal after humans
Birth weight
120-180 kg and ~2.4-2.6 m long at birth
Size at birth
120-180 kg at birth
Sexual maturity
Female: ~11-18 years (average 15)
Gestation / incubation
15-18 months
Litter / clutch size
1 young per birth, with intervals of 3-10 years

Sources consulted: SeaWorld/United Parks · A-Z Animals · US FWS · Texas Tech NSRL Mammals of Texas · Dolphins World · Biology Insights · Alaska Department of Fish and Game

Where to find it

Loading map…

Where to see it

Parks and dive sites where this species has been documented — showing 20 of 73.

Related species

Other species in the catalogue with the most in common with Killer Whale — 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

How to help

The killer whale is classified as endangered. 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 12 protected areas — one reason why protecting these places matters for its conservation.

Keep exploring

Based on what we already know about killer whale.

Share an experience, a fun fact or a tip for seeing the killer whale.
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This page in other languages: Español · Deutsch · Français · Português · Italiano

The pins mark the parks and dive sites where its presence is documented.

See its range on the interactive map→
Glacier BayUnited States
Channel IslandsUnited States
Pacific RimCanada
Gwaii HaanasCanada
ShiretokoJapan
Abel TasmanNew Zealand
Cape RoydsAntarctica
Cape EvansAntarctica
Cape AdareAntarctica
Southern Powell Island and adjacent islands, South Orkney IslandsAntarctica
Darwin IslandEcuador
Wolf IslandEcuador
Malpelo IslandColombia
Robinson Crusoe Island (Juan Fernández)Chile
Channel Islands National ParkUnited States
Guadalupe Island (great white shark)Mexico
Cabo Pulmo National ParkMexico
Ningaloo ReefAustralia
Poor Knights IslandsNew Zealand
Fiordland (Milford Sound)New Zealand
See all 28 parks
See all 45 dive sites
Endangered

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Cephalorhynchus hectori

Short-beaked Common DolphinLeast Concern

Short-beaked Common Dolphin

Delphinus delphis

Bottlenose DolphinLeast Concern

Bottlenose Dolphin

Tursiops truncatus

Least Concern

Commerson's Dolphin

Cephalorhynchus commersonii

Risso's DolphinLeast Concern

Risso's Dolphin

Grampus griseus

Peale's DolphinLeast Concern

Peale's Dolphin

Lagenorhynchus australis

CountriesAntarctica
ParksGlacier BayUnited States
TagsCarnivore
Carnivore
Variable activity
In packs
Endangered
Ocean
Mammal

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Oceania21

Europe16

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Antarctica3

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