Extras
Experience an Alpine winter wonderland, from snowy spruce forests to marching reindeer.
The chimpanzees in Fongoli have adapted humanlike behaviors to survive their environment.
When a baby wild chimpanzee is found in captivity, researchers race to reunite her with her family.
Wild chimpanzees are doing something once thought to be uniquely human: making weapons to hunt.
Veteran underground coal miners suffer from black lung disease at highest rates in nearly 50 years.
David Urban; Wolfgang Ischinger; Stephanie Flanders; Zarina Zabrisky; Rana Foroohar
Rana Foroohar discusses her book "Sea Change: America's New Great Game in the Arctic Circle."
News Wrap: Head of Justice Department's civil rights division resigns
Newsom plans to commute all of California's death sentences
Refugee influx and foreign aid cuts strain South Sudan's health care system
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The chimpanzees in Fongoli have adapted humanlike behaviors to survive their environment.
Following tigers after dark reveals surprise encounters and a hidden world of family life.
In Nepal, a team of wildlife experts begin an expedition following two tiger families.
Join Elmo and the Sesame Street gang on a once-in-a-lifetime African safari adventure.
The story of legendary tigers of India told by a man who’s devoted his life to keeping them alive.
At Reteti Sanctuary, caretakers prepares to release their oldest orphans into the wild.
In northern Kenya, a remarkable conservation experiment is unfolding at Reteti Sanctuary.
See how jungle animal parents raise children by mastering their environment.
Ocean parents must master dedication and intelligence to raise their young.