A Wolf Mother Gives Birth in Yellowstone… Her Worst Enemy Is Other Wolves | 4K Wildlife Documentary

Five pups, each about a pound, born blind and deaf. For weeks their mother cannot leave them, not even to hunt. And the most dangerous animal in her world is not the bear or the cold. It is other wolves. In Yellowstone, about one pup in four does not live to see December. This is their first year, and hers. Chapters 0:00 Blind and Deaf 1:42 The Den 4:19 Five 6:36 The Pack Brings Food 9:05 Into the Light 11:23 The Calving 13:33 The Carry 15:51 Summer 18:32 Rivals 23:03 December Sources NPS — Yellowstone wolf facts: https://www.nps.gov/articles/yellowst... NPS — Yellowstone Science 24-1, Territoriality and inter-pack aggression in gray wolves: https://www.nps.gov/yell/learn/ys-24-... Cassidy, MacNulty, Stahler, Smith & Mech (2015), Behavioral Ecology 26(5): https://doi.org/10.1093/beheco/arv081 NPS — Yellowstone Science 24-1, Infectious diseases of wolves in Yellowstone: https://www.nps.gov/yell/learn/ys-24-... Almberg et al. (2009), PLOS ONE — canine distemper and wolf pups: https://doi.org/10.1371/journal.pone.... Shawler et al. (2025), Current Biology — Wolves use diverse tactics to track partially migratory prey: https://doi.org/10.1016/j.cub.2025.07... UC Berkeley — Pups in tow, Yellowstone-area wolves trek long distances: https://vcresearch.berkeley.edu/news/... Smithsonian's National Zoo — Gray wolf: https://nationalzoo.si.edu/node/6829 Iowa DNR — Gray wolf fact sheet: https://www.iowadnr.gov/media/8733/do... NPS — Wolf restoration: https://www.nps.gov/yell/learn/nature... Max Planck Society — Wolves kill, and ravens remember where: https://www.mpg.de/26220626/wolves-ki... USGS — Elk calf survival and mortality following wolf restoration to Yellowstone: https://pubs.usgs.gov/publication/702... Scientific American — Is the alpha wolf idea a myth?: https://www.scientificamerican.com/ar... This film recreates real, documented animal behaviour with AI-generated imagery and narration. The mother, her family and her pups are not individual study animals; their story is built from what researchers have documented about grey wolves in Yellowstone. Stock footage (Pexels): Roger Holzberg, Peter Cash, Alex Moliski. Music (YouTube Audio Library): Foggy — Nat Keefe · First Dream — Brian Bolger · Sunrise — Nat Keefe · Running — Nat Keefe · Yearning — Nat Keefe · Hopeful — Nat Keefe. #wildlife #documentary #wolf