Across their range, hippos may be declining at 6% to 8% a year, the scientists said. Estimates of hippo populations across Africa have varied wildlife, from 115,000 to 192,000 over the past decade.

The common hippo weighs between 2,900 to nearly 10,000 pounds, which amounts to 30 to 150 pounds of food per day. A hippo meal will sometimes leave entire areas bereft of grass and shoots.

Across their range, hippos may be declining at 6% to 8% a year, the scientists said. Estimates of hippo populations across Africa have varied wildlife, from 115,000 to 192,000 over the past decade.

Common hippos can weigh anywhere from 3,000 to 4,000 pounds. Pygmy hippos, on the other hand, weigh much less, about 400 to 600 pounds.

Most common hippos give birth in water, but pygmy hippos also can give birth on land. Earlier this month, Poppy received her name from a poll of four options that generated more than 116,000 votes ...

Common hippos usually give birth underwater, while pygmy hippo calves can be born on land or in water. The baby hippo arrived around 4:50 p.m., while Iris was laboring in the indoor pool, the ...

Across their range, hippos may be declining at 6% to 8% a year, the scientists said. Estimates of hippo populations across Africa have varied wildlife, from 115,000 to 192,000 over the past decade.

Across their range, hippos may be declining at 6% to 8% a year, the scientists said. Estimates of hippo populations across Africa have varied wildlife, from 115,000 to 192,000 over the past decade.