© 2025 Michigan State University Board of Trustees
Public Media from Michigan State University
DONATE
Play Live Radio
Next Up:
0:00
0:00
0:00 0:00
Available On Air Stations

Nature

WILLOW: Diary of a Mountain Lion

Season 44 Episode 2

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.

Aired: 10/28/25
Major support for NATURE is provided by The Arnhold Family in memory of Henry and Clarisse Arnhold, The Fairweather Foundation, Sue and Edgar Wachenheim III, Charles Rosenblum, Kathy Chiao and Ken Hao, Sarah and Sandra Lyu in memory of Seung and Dorothy Lyu, Colin S. Edwards, Kate W. Cassidy Foundation, Filomen M. D’Agostino Foundation, Lillian Goldman Charitable Trust, Gregg Peters Monsees Foundation, Seton J. Melvin, Koo and Patricia Yuen, Sandra Atlas Bass, Bradley L. Goldberg Family Foundation, Dr. George Stanley and Sandra Caruso, The Hite Foundation, Kitty Hawks and Larry Lederman, Perpetual Kindness Foundation and Sun Hill Renewal Fund, Ruth Mary Einhorn, Arlene and Milton D. Berkman, by the Corporation for Public Broadcasting and by Viewers Like You.
Extras
Watch • 0:30
Nature
Preview of The Pigeon Hustle
Uncover the secret world of New York and London’s feral pigeon flocks.
Preview: S44 E3 | 0:30
Watch • 0:30
Nature
Preview of WILLOW: Diary of a Mountain Lion
Follow a female mountain lion in the Montana mountains over the course of a decade.
Preview: S44 E2 | 0:30
Watch • 4:13
Nature
NATURE - Season 44
Get a sneak peek at a brand new season of NATURE on PBS.
Preview: S44 | 4:13
Watch • 0:30
Nature
Preview of Walrus: Life on Thin Ice
See how the Arctic’s most enigmatic animals are coping as the sea ice melts.
Preview: S44 E1 | 0:30
Watch • 21:12
Nature
La nieve y el efecto albedo
Descubre la ciencia de la nieve y su papel vital en nuestros ecosistemas.
Special: 21:12
Watch • 32:18
Nature
Escarabajo coprófago: El reciclador del popó
Descubre los asombrosos escarabajos peloteros de las selvas tropicales de Guatemala.
Special: 32:18
Watch • 24:23
Nature
Biodiversidad: La imaginación de la Tierra
Explora el asombroso mundo de la biodiversidad.
Special: 24:23
Watch • 30:02
Nature
Giant Pacific Octopus: 8 arms and 9 brains
Explore the mysterious world of the Giant Pacific Octopus with marine biologist René Carbajal.
Special: 30:02
Watch • 34:48
Nature
Pulpo Gigante del Pacifico: 8 brazos y 9 cerebros
Explora el misterioso mundo del Pulpo Gigante del Pacífico.
Special: 34:48
Watch • 32:54
Nature
Titanoboa: The largest snake that ever lived
Discover the secrets of the Titanoboa - the largest snake to ever live.
Special: 32:54