Hippos can live up to 40 years in the wild.
Adults hippos average 1,500 kg (3,300 lb) and 1,300 kg (2,900 lb) for males and females respectively.
Hippos is the largest species of land mammal after the three species of elephants and the white and Indian rhinoceros.
Hippos is capable of running 30 km/h (19 mph) over short distances.
he hippopotamus is a highly aggressive and unpredictable animal and is ranked among the most dangerous animals in Africa.
The Latin word "hippopotamus" is derived from the ancient Greek ἱπποπόταμος, hippopotamos, from ἵππος, hippos, "horse", and ποταμός, potamos, "river", meaning "horse of the river".
Hippopotamuses very large males can reach 2,000 kg (4,400 lb) and an exceptional male weighing almost 2,700 kg (6,000 lb) has been reported.
Male hippos appear to continue growing throughout their lives while females reach maximum weight at around age 25.
The eyes, ears, and nostrils of hippos are placed high on the roof of their skulls.
Hippopotamuses have long been popular zoo animals. The first zoo hippo in modern history was Obaysch, which arrived at the London Zoo on May 25, 1850, where he attracted up to 10,000 visitors a day and inspired a popular song, the "Hippopotamus Polka". source
Hippopotamuses have long been popular zoo animals. The first zoo hippo in modern history was Obaysch, which arrived at the London Zoo on May 25, 1850, where he attracted up to 10,000 visitors a day and inspired a popular song, the "Hippopotamus Polka".
In 1987, researchers were able to record for the first time an underwater birth as in the wild at the Toledo Zoo.