SpeciesWhite Rhinoceros
Near Threatened

White Rhinoceros

Ceratotherium simum

About the White Rhinoceros

The white rhinoceros (Ceratotherium simum) is the largest of the five living rhinoceros species and the largest land mammal after the two elephant species, with adult males weighing up to 2,300 kilograms. Two subspecies exist: the southern white rhinoceros (C. s. simum), which recovered from fewer than 50 individuals in the early 20th century to a population now estimated at roughly 16,000 by the IUCN, and the northern white rhinoceros (C. s. cottoni), which is functionally extinct in the wild, with only two females remaining in captivity at Ol Pejeta Conservancy in Kenya.

Southern white rhinoceroses inhabit the savannas and grasslands of southern and eastern Africa, where they function as bulk grazers, keeping grass short and structurally diverse in ways that benefit a wide range of smaller herbivores. Despite the broader subspecies recovery, the IUCN Red List classifies the white rhinoceros as Near Threatened, a status driven by persistent and accelerating poaching for the illegal trade in rhino horn, along with habitat loss and political instability across parts of their range. South Africa, which holds the majority of the remaining southern population, recorded hundreds of poaching incidents annually in the 2010s and into the 2020s, making law enforcement and anti-poaching investment central to the species' continued survival.

Things worth knowing

  • The name 'white rhinoceros' is widely believed to derive from a mistranslation of the Afrikaans word 'wyd,' meaning wide, referring to the animal's broad, square upper lip adapted for grazing.
  • White rhinoceroses are the only truly social rhinoceros species; females and their offspring regularly form loose groups called crashes of up to 14 individuals.
  • A white rhinoceros horn is composed entirely of keratin, the same protein found in human fingernails, and contains no bone or ivory.
  • The southern white rhinoceros recovery is one of conservation biology's most cited examples of a species brought back from the edge of extinction through targeted protection, rising from near elimination in Hluhluwe-iMfolozi Park in KwaZulu-Natal, South Africa.
  • White rhinoceroses communicate territory and reproductive status primarily through dung middens, which can reach considerable size and are regularly revisited and refreshed by multiple individuals.
  • The last male northern white rhinoceros, Sudan, died at Ol Pejeta Conservancy in Kenya in March 2018, leaving the subspecies dependent on assisted reproduction research for any chance of future recovery.
Who protects them

0 organizations protect the White Rhinoceros

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