Giraffidae Temporal range: Miocene – recent
Early | |
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An okapi in Bristol Zoo, England | |
Masai giraffe (G. tippelskirchi) at the Mikumi National Park, Tanzania | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Mammalia |
Order: | Artiodactyla |
Superfamily: | Giraffoidea |
Family: | Giraffidae Gray, 1821 |
Type genus | |
Giraffa Linnaeus, 1758
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Subfamilies | |
The Giraffidae are a family of ruminant artiodactyl mammals that share a recent common ancestor with deer and bovids. This family, once a diverse group spread throughout Eurasia and Africa, presently comprises only two extant genera, the giraffe (between one and eight, usually four, species of Giraffa, depending on taxonomic interpretation) and the okapi (the only known species of Okapia). Both are confined to sub-Saharan Africa: the giraffe to the open savannas, and the okapi to the dense rainforest of the Congo. The two genera look very different on first sight, but share a number of common features, including a long, dark-coloured tongue, lobed canine teeth, and horns covered in skin, called ossicones.