Africa: The Serengeti
Animals travel more than 500 miles across the Serengeti plains in Tanzania and Kenya.
Animals travel more than 500 miles across the Serengeti plains in Tanzania and Kenya.
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It's a bittersweet farewell as the team releases the rehabilitated baby rhinos into the wild.
D'Arros Island is now recognized as a wildlife reserve for its residents.
Exploring the life and habits of the elusive northern subspecies of the spotted-tailed quoll.
Out of sight, between the world of plants and animals, another world exists -- the kingdom of fungi.
Animals travel more than 500 miles across the Serengeti plains in Tanzania and Kenya.
A groundbreaking program attempts to return Africa's lion population back to its former glory.
ALERT releases captive lions to wild; Program aims to restore Africa's lion glory.
ALERT seeks to return lions to the wild.
A look at stories about things that seemingly went missing on Earth.
A look at the Bronze Age, which encompasses almost 2,000 years of history.
A look at humanity's documenting of belief systems and illuminating observations.
A look at the brilliant geometric shapes and exceptional megalithic sites across the Earth.
A desperate mission to save a spooked impala; the intelligence of the elephants astounds everyone.
The new wild warrior volunteers are introduced to Imires extended animal family.
Warthog charges volunteers during retrieval; Kristina meets Imire's matriarch through Judy.
Judy prepares to release a duiker she rescued as an orphaned baby back into the wild.
Traumatized and lonely, Pemba is in need of a friend her own age.
It's a bittersweet farewell as the team releases the rehabilitated baby rhinos into the wild.
The Bullit Center living building mimics a tree; nature-based inventions change buildings.
Flying planes in tight formation to mimic the energy-efficient flight patterns of migrating birds.
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