Also known as the Great Unicorn Rhinoceros, it is a rare large mammal mainly distributed in India and Nepal. It is one of the largest surviving species of rhinoceros, known for its massive size and unique single horn. The skin is thick and has large folds on it, which help them stay cool when rolling in the mud. Residing in grasslands, swamps, and dense forests, it is a herbivorous animal that mainly feeds on grass, leaves, branches, and aquatic plants. It is a solitary animal that usually lives alone, except for the female rhinoceros and its cubs during mating and raising. Listed as a vulnerable species and protected by the International Union for Conservation of Nature.

Also known as the double horned rhinoceros, it is the smaller of the five existing rhinoceros species, mainly distributed in southern and eastern Africa. Their body length can reach 3 to 3.75 meters, shoulder height is about 1.5 to 1.8 meters, and weight is generally 800 to 1400 kilograms. The most prominent feature is that their skin is dark gray or brown, almost black, and thick with protective effects. The head has two corners, with the front corner being longer and the back corner being shorter. Poor vision, but very keen sense of smell and hearing. It is a herbivorous animal that mainly feeds on shrubs, herbaceous plants, and fruits. In the wild, they usually live alone and only form small groups when mating or raising young.

It is a large mammal with a long history, belonging to the family Rhinoceros in the order Rhinoceros. Known for its powerful physique, short and thick limbs, thick skin, and prominent horns. Mainly distributed in tropical and subtropical regions of Asia and Africa, there are currently 4 genera and 5 species of rhinoceros family. It is a herbivorous animal that feeds on small shrubs and herbaceous plants, and inhabits open grasslands, savannas, shrublands, or swamps. Rhinos face serious survival threats, mainly due to habitat loss and illegal poaching caused by human activities. All species of rhinoceros have been listed on the IUCN Red List of Threatened Species, and the work of protecting rhinoceros is urgent.

It is a large and powerful mammal belonging to the family Rhinoceros in the order Rhinoceros. Known for its short and robust limbs, thick skin, and unique horns. Mainly distributed in tropical regions of Africa and Asia, it is one of the largest surviving land mammals. Rhinoceros horns are composed of keratin and have high medicinal value, but this also makes them a major target for illegal hunting. Poor eyesight, but very keen sense of smell and hearing. Usually mainly herbivorous, occasionally also eating some fruits and leaves. Due to habitat loss and poaching, the number of rhinoceroses is decreasing, and many species have been listed as endangered.