Not only do the hydrothermal vents of Yellowstone provide warmth for these formidable creatures, but they also clear the ground of snow and make it easier for the bison to graze. Want to know more? Catch up on National Parks USA, now streaming on Hulu.Powered by...
Top of the food chain, highly social and incredibly intelligent – orcas are without a doubt one of the most powerful predators in the world. Watch as the aptly nicknamed ‘killer whales’ coordinate attacks on sea lions, use fishing boats to their advantage...
Dr. Pol sees thousands of patients every year, and yet only one pint-sized pony has managed to capture his unbridled love–Charlie the Mini-Horse! The Incredible Dr. Pol | S9, E7 Explore the World with National Geographic subscriptions:...
