The annual Great Migration of wildebeest and other grazing herbivores across the Serengeti-Mara ecosystem is one of the greatest spectacles in the natural world. About 200 000 zebra and 500 000 Thomson's gazelle ...and one-and-a-half...

The annual Great Migration of wildebeest and other grazing herbivores across the Serengeti-Mara ecosystem is one of the greatest spectacles in the natural world. About 200 000 zebra and 500 000 Thomson's gazelle ...and one-and-a-half...

The annual Great Migration of wildebeest and other grazing herbivores across the Serengeti-Mara ecosystem is one of the greatest spectacles in the natural world. About 200 000 zebra and 500 000 Thomson's gazelle ...and one-and-a-half...

incredible fighting for survival - Great wildebeest migration in Kenya

There are 15.9 million hectares (over 60,000 square miles) of mangrove forests in the warm waters of tropical oceans all over the world. Tanzania is home to one of the largest mangrove systems in the world.

There are 15.9 million hectares (over 60,000 square miles) of mangrove forests in the warm waters of tropical oceans all over the world. Tanzania is home to one of the largest mangrove systems in the world.

There are 15.9 million hectares (over 60,000 square miles) of mangrove forests in the warm waters of tropical oceans all over the world. Tanzania is home to one of the largest mangrove systems in the world.

Wildebeest herd running down bank and crossing the Mara River in the Masi Mara in Kenya

EVENT CAPSULE CLEAN: Tanzania Education Trust Gala And Reception, New York, NY, United States, 04/19/2010

INTERVIEW: His Excellency Jikaya Kikwete on using Tanzania tourism advertisements to make an effort to tell the world about what Tanzania has to offer at the Tanzania Education Trust Gala And Reception at New York NY. (Footage by...

MS Elephant grazing in water / Ngorongoro Conservation Area, Tanzania

During the annual Great Migration wildebeest stop along a river and exhibit a behavior of storting in which they run around, almost randomly.

White water Buffalo. HD

Buffalo

WA burning grassland, Tanzania

The annual Great Migration of wildebeest and other grazing herbivores across the Serengeti-Mara ecosystem is one of the greatest spectacles in the natural world. About 200 000 zebra and 500 000 Thomson's gazelle ...and one-and-a-half...

This Video clip one Part of 5 video clips - 4/5

The annual Great Migration of wildebeest and other grazing herbivores across the Serengeti-Mara ecosystem is one of the greatest spectacles in the natural world. About 200 000 zebra and 500 000 Thomson's gazelle ...and one-and-a-half...

The annual Great Migration of wildebeest and other grazing herbivores across the Serengeti-Mara ecosystem is one of the greatest spectacles in the natural world. About 200 000 zebra and 500 000 Thomson's gazelle ...and one-and-a-half...

Millet and Doug Pitt at the Tanzania Education Trust Gala And Reception at New York NY. (Footage by WireImage Video/GettyImages)

Millet at the Tanzania Education Trust Gala And Reception at New York NY. (Footage by WireImage Video/GettyImages)

WS Lions lying in grass surrounded by trees / Tanzania

CU Vultures eating dead animal / Tanzania

Vultures Eating zebra carcass, Tanzania