naturebriefs
10:47in productionCh. 1 · Where it lives/ 10:47 · ceiling 15 min
Mammals · Evolution

Giraffe

Four species or one? The coat says more than the genome—at least for now.

Giraffe taxonomy has shifted—but morphology remains the clearest field guide. Height, coat, and habitat define what you’ll see, where, and how.

MammalsEvolutionAnimalsBiodiversityEast AfricaAnimals across the network →
Chapters & takeaways6
  1. 1:05
    Where it lives

    Giraffes are large African hoofed mammals with a scattered range from Chad to South Africa and Niger to Somalia.

  2. 2:12
    What it is

    They are the tallest living terrestrial animals and largest ruminants, defined by long necks, long legs, ossicones, and spotted coats.

  3. 3:30
    What changed

    Taxonomy shifted: from one species with nine subspecies to four proposed species with seven subspecies—distinguished by coat patterns.

  4. 4:31
    What came before

    Giraffes share family Giraffidae with the okapi—and six extinct Giraffa species are known from fossils.

  5. 5:52
    How it feeds

    They inhabit savannahs and woodlands, browsing leaves, fruits, and flowers—especially acacia.

  6. 7:28
    What it falls short on

    Their height gives them access to browse above most herbivores—but the IUCN lists them as Vulnerable, with no further detail provided.

Worth your time?

Yes. See the whole thing.

4/ 5
What works
  • Identifies by sight
  • Locates by range
  • Clarifies current taxonomy
  • Names closest relative (okapi)
What does not
  • Explain why coat patterns differ
  • Give population numbers
  • Describe social behaviour
  • Name predators
See it if
  • Field naturalists
  • Safari guides
  • Taxonomy-aware observers
Skip it if
  • Conservation planners needing metrics
  • Students seeking life history
  • Ecologists modelling food webs
The written brief1 min read

What the species is and where it came from

Giraffes are large African hoofed mammals, classified in family Giraffidae with the okapi, native to sub-Saharan Africa from Chad to South Africa and Niger to Somalia.

How it works, in terms someone would actually use

Giraffes browse leaves, fruits, and flowers—especially acacia—in savannahs and woodlands across sub-Saharan Africa.

What it gets right

It gets right the morphological distinctiveness: ossicones, extremely long neck and legs, and spotted coat patterns—all observable, field-identifiable traits.

What it does not

It does not resolve conservation status beyond the IUCN’s Vulnerable assessment. It does not specify lifespan, reproductive rate, or behavioural ecology beyond browsing and range.

What it changed

Recent research redefined giraffe taxonomy, proposing four extant species instead of one, based on coat pattern differences.

Who it is for, and who it is not

It is for observers, field naturalists, and safari-goers who need to identify, locate, and understand giraffe distribution and basic ecology—not for those seeking life history detail or population metrics.

Is it worth your time

Yes—if you want to see the tallest living terrestrial animal and largest ruminant in action, browsing high in the canopy where few others can reach.

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