Baby hippopotamuses, which are more commonly known as calves, are born underwater and typically weigh in somewhere between 50 and 110 pounds and are about 4 feet long at birth. Because they are mammals that are born unde... More »

The average lifespan for a hippo in the wild is approximately 40 years. Hippos are herbivores that weigh from 3,000 to 9,920 pounds as adults. Wild adult hippos consume approximately 80 pounds of grass each night. More »

When submerged underwater, hippos can hold their breath for 5 minutes or even longer if needed. Hippos have nostrils located on the top of their heads, which allows them to breathe even if the rest of their body is under... More »

The larger of the two hippopotamus species can weigh up to 4,500 kilograms, or 9,912 pounds, and can measure over 16 feet long. The pygmy hippopotamus is much smaller, with a maximum weight of about 275 kilos, or 605 pou... More »

While hippopotamuses and rhinoceroses may look similar, they are very different creatures. Hippos spend much of their time in slow-moving rivers. Rhinos, depending on their species, live in grasslands, floodplains, swamp... More »

Baby elephants, or elephant calves, are usually about 3 feet tall and weigh about 250 pounds when they are born. They are born with fuzzy black or red fur, which they eventually lose, on their heads and backs. Otherwise,... More »

As nursing mammals, baby elephants, also known as calves, have a strong sucking instinct that is part of the animal's survival skills; however, though this instinct has a definite practical purpose, it also can lead to t... More »

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