Although northern white rhinos could breed throughout the year, females gave birth to one calf roughly every 3–4 years. After a successful mating took place, a single calf was produced some 16 months later.
Females reached this point between ages 4 and 5, but males did not mate until after age 10. Male and female northern white rhinoceroses became sexually mature at different times. Northern white rhinoceroses tend to have longer limbs, a shorter palate, and a flatter top of the skull than their southern counterparts. Males of the northern subspecies weighed up to 1,600 kg (3,500 pounds), whereas male southern white rhinoceroses can weigh as much as 2,000–2,400 kg (about 4,400–5,300 pounds). Although the largest males of both subspecies ranged between 3.7 and 4 metres (about 12 and 13 feet) in length and stood nearly 2 metres (7 feet) tall, male northern white rhinoceroses tended to be shorter in length than male southern white rhinoceroses. Northern white rhinoceroses are lighter and smaller than southern white rhinoceroses. Male northern white rhinoceros ( Ceratotherium simum cottoni) Male northern white rhinoceroses are noticeably larger than females. It lives in groups of up to 10 individuals and fights with its horns. It tends to be paler than rhinoceroses of other species. It prefers short grasses 7–10 cm (3–4 inches) high for grazing, and it rests under shade trees. The northern white rhinoceros is a grazing mammal with a broad, square muzzle. simum simum)-but some, citing differences in comparative anatomy and DNA, suggest that the two groups are different species. Most researchers divide white rhinoceroses into two subspecies-the northern white rhinoceros ( Ceratotherium simum cottoni) and the southern white rhinoceros ( C. The remaining population, two females, resides at Ol Pejeta Conservancy in Kenya. The northern white rhinoceros formerly inhabited South Sudan and adjacent areas of Uganda and the Democratic Republic of the Congo, with its range extending westward into the Central African Republic. Northern white rhinoceros, ( Ceratotherium simum cottoni), also called square-lipped rhinoceros, critically endangered subspecies of the white rhinoceros and the most endangered animal on Earth. SpaceNext50 Britannica presents SpaceNext50, From the race to the Moon to space stewardship, we explore a wide range of subjects that feed our curiosity about space!.Learn about the major environmental problems facing our planet and what can be done about them! Saving Earth Britannica Presents Earth’s To-Do List for the 21st Century.Britannica Beyond We’ve created a new place where questions are at the center of learning.100 Women Britannica celebrates the centennial of the Nineteenth Amendment, highlighting suffragists and history-making politicians.
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