Episodes

Follow a paleontologist on an Arctic adventure to uncover the hidden lives of walrus and the threats they face as climate change shrinks the sea ice.

Never-before-seen behaviors are shown in a decade-long mountain lion study throughout Montana’s mountains through the eyes of a female named Willow.

Uncover the secret world of New York and London’s resilient pigeon flocks, seeing how they adapt to the challenges of city life and thrive alongside people. Narrated by Bobby Moynihan.

On a remote stretch of Costa Rica’s Pacific coast, the lush, volcanic landscape meets a dry tropical forest. Two unlikely creatures, the sea turtle and the jaguar, collide with spectacular consequences for their species and their ecosystems.

Follow the lives of elephant bulls in Mount Kilimanjaro and Amboseli. Get a rare glimpse into the complexity of these giants, from their drive for dominance to the subtle social bonds that form between males.

Animal parents must balance risk and reward to raise their young in grasslands. In Zambezi, wild dogs must focus the energy of their unruly teenagers for survival, and in India, an expecting langur learns parenting skills by babysitting.

Animal parents must overcome freshwater’s constant changes. A frog dad scales giant Amazonian trees with tadpoles on his back, while an elephant mom must choose between the safety of her baby and the quest for water and food.

Ocean parents must master dedication and intelligence to raise their young. In Australia, an orca mother teaches her young how to hunt blue whales, while in Indonesia, a Banggai cardinalfish protects his young inside his mouth.