Savanna

Discover the grasslands where the world's largest land animals roam and spectacular wildlife migrations happen


Zebras and wildebeest travel together across the golden savanna grasslands.
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Zebras and wildebeest travel together across the golden savanna grasslands.

PHOTOGRAPH BY Mayur Arvind, Wikimedia Commons

Savannas are incredible grasslands where some of Earth's most amazing animals live! These vast open spaces are like nature's own game parks, home to elephants, lions, giraffes, and millions of grazing animals. Savannas have just enough trees to provide shade but not enough to make a forest.

The Land of Giants

African savannas are famous for hosting the "Big Five" - lions, elephants, leopards, rhinoceros, and cape buffalo. Elephants are ecosystem engineers that create waterholes, knock down trees to maintain grasslands, and spread seeds in their dung. Giraffes are the world's tallest animals, perfectly designed to eat leaves from tall acacia trees.

Savanna Seasonal Cycle Oryx gather at a watering hole in the dry savanna to drink and cool off.

Acacia trees are the signature trees of African savannas, with umbrella-shaped crowns and thorns that protect them from hungry animals. These trees can survive both droughts and fires, and they fix nitrogen in the soil to help grass grow better.

SAVANNA CHARACTERISTICS
CLIMATE: Wet season (6 months) and dry season (6 months)
RAINFALL: 20-50 inches per year, mostly during wet season
TEMPERATURE: Warm year-round, averaging 68-86°F
VEGETATION: Grasses dominate with scattered trees and shrubs
FIRES: Natural fires help maintain grasslands and prevent forest growth
LOCATION: Africa, South America, Australia, and southern Asia
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The Great Migration

The Great Migration in Africa is one of nature's most spectacular events! Over 2 million wildebeest, zebras, and gazelles travel in a huge circle following the rains and fresh grass. This journey covers over 1,800 miles and takes a full year to complete.

Predators like lions, cheetahs, leopards, and hyenas follow the herds, taking advantage of the abundance of prey. Crocodiles wait in rivers for the dramatic river crossings where thousands of animals must brave the dangerous waters to continue their journey.

SAVANNA ANIMAL ADAPTATIONS
SPEED: Many animals are fast runners to escape predators on open plains
HERDING: Safety in numbers helps protect against predator attacks
MIGRATION: Following food and water across vast distances
CAMOUFLAGE: Spotted and striped patterns help animals blend with grass and shadows
WATER CONSERVATION: Many animals can go long periods without drinking
SEASONAL BREEDING: Time babies to be born during abundant food periods

PREDATOR-PREY RELATIONSHIPS
LIONS: Hunt in coordinated groups to take down large prey
CHEETAHS: Use incredible speed to catch fast antelope
LEOPARDS: Solitary hunters that drag prey into trees for safety
HYENAS: Powerful scavengers and pack hunters with bone-crushing jaws
WILD DOGS: Highly successful pack hunters with amazing teamwork
VULTURES: Clean up carcasses and help prevent disease spread

Savannas show us some of nature's most dramatic relationships between predators and prey, and remind us that wide open spaces are essential for the incredible wildlife spectacles that have amazed humans for thousands of years!