Natural World

On an African river in the Serengeti, a mother crocodile defends her babies against predators in the sky and on the ground. Discover the secret way that crocodiles have survived for millions of years.

The animal kingdom in the Serengeti is in constant competition for resources. The essence of competition is for the hunt and those who can't cut it are left behind.

Two mother cheetahs, able to reach top speeds of nearly 70 miles per hour, are in a race to protect and feed their new cubs. Predators close in on the families, who must work to prevail on the Serengeti Plains of Africa.

Known to be aggressive and dangerous, hippos are also fiercely protective of their young. Watch as mother hippos in Africa risk everything to keep their newly born calves away from predators, both in and out of the water.

A newborn wildebeest befriends a fierce lioness, and a rare meeting between two river monsters, a hippopotamus and a Nile crocodile.

The wildlife of the Danube delta in the Black Sea, especially the white pelicans.

There are only two seasons in the Serengeti, dry and wet. As the long dry season ends, the clouds begin to darken as the rain signals new life on the Serengeti Plains.

The wildebeest path on their endless migration is impeded several times by rivers. The waterways have certain dangers that can can result in death for the wildebeest, mainly the Nile crocodile.