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  1. Home
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  3. Beisa Oryx

One of the 4 oryxes on WAnimals

Mammals · Artiodactyla · Bovidae

Beisa Oryx

Oryx beisa

Endangered

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

Spotted something wrong?

It has a unique brain-cooling system: it chills the blood flowing to the brain through a network of capillaries in the nose, letting it tolerate body temperatures of up to 47°C without brain damage.

Weight

79 kg – 210 kg

Size

1 m – 1.2 m

Life expectancy

16 years

Diet

Herbivore

Feeds mainly on plants.

Activity

Diurnal

Active mainly during the day.

Social structure

Herd

Lives in large groups as a strategy against predators.

SavannaDesert
5countries9parks86same family

Fun facts

  • It has a unique brain-cooling system that lets it tolerate body temperatures of up to 47°C.
  • Its mask-like face pattern is unique among African antelopes.
  • It supplements its grazing with browse through the dry season.

Life cycle and biology

Skeleton type
Vertebrate - internal bony skeleton (mammal)
Habitat and environment
Arid steppe, semi-desert and dry savannah of the Horn of Africa and eastern Kenya
Birth weight
9 - 10 kg
Size at birth
Precocial; the mother leaves the herd and keeps the calf hidden for 2-6 weeks
Sexual maturity
1.5-2 years (female) | ~5 years (male, according to some sources)
Gestation / incubation
240-259 days (~8-8.5 months)
Litter / clutch size
1 young per birth, and possibly one every 11 months in ideal conditions
Life expectancy in captivity
Documented record of up to 22-24 years in captivity

Sources consulted: BioDB · Animal Corner · Samburu National Reserve · Animalia.bio · Safari Partner · MpalaLive · San Diego Zoo · African Wildlife Foundation

Where to find it

Best time: All year round in the arid savannahs of the Horn of Africa; it is easiest to see in the dry season, when it gathers near waterholes.

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The pins mark the parks where its presence is documented.

Where to see it

Parks and dive sites where this species has been documented.

Related species

Other species in the catalogue with the most in common with Beisa Oryx — 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 beisa oryx 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 8 protected areas — one reason why protecting these places matters for its conservation.

Keep exploring

Based on what we already know about beisa oryx.

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See full glossary
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See its range on the interactive map→
TsavoKenya
SamburuKenya
MeruKenya
AwashEthiopia
OmoEthiopia
MagoEthiopia
NechisarEthiopia
Lake Turkana National ParksKenya
SibiloiKenya
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Madoqua kirkii

ImpalaLeast Concern

Impala

Aepyceros melampus

Least Concern

Hartebeest

Alcelaphus buselaphus

WaterbuckLeast Concern

Waterbuck

Kobus ellipsiprymnus

CountriesKenya
ParksTsavoKenya
TagsHerbivore
Herbivore
Diurnal
In herds
Endangered
Savannah
Desert
Mammal
Kenya
Ethiopia
Somalia
Tanzania
Uganda