While dogs are said to share more than 99 per cent of their DNA with grey wolves, recent research has indicated that this link might actually be the key to why dogs have become the perfect family pet. The pack mentality of their lupine ancestors remains in domestic dogs, inspiring what seems to be a fierce loyalty to their human families,
Issues of genetics and DNA are constantly cropping up in the news from food production and health, to legal cases and ethics. We hear about DNA in movies like Jurassic Park and X-men, we learn bits and pieces about it from TV shows like Dexter and and CSI, but what exactly is DNA, and how does it work?
The story of animals surviving one of the harshest seasonal changes on the planet continues. It is summer and the Yellowstone beavers have a new challenge. Will the young survive as the river dries up and the colony is forced to move home? As food becomes scarce, wolves have a surprising strategy to keep their pups fed and grizzly bears are unexpected visitors on a cowboy ranch. By midsummer, the hot dry conditions create a new danger - deadly wildfires burn out of control and threaten to engulf a family of great grey owls. 2016 was the hottest year on earth since records began, and across Yellowstone scientists reveal the effects of rising temperatures on the animals that live here.