On the edge of a wintry cottonwood stand near the banks of Two Medicine River, Rusty Tatsey, a Blackfeet elder, makes the ...

Watch the moment a stray wild bison barrelled across a busy road and knocked commuters off their motorcycle. CCTV footage ...

However, throughout much of the video, the bison did an incredible job of defending their herd from the wolfpack. It is ...

suggesting that human ACE2 transgenic pigs are a viable large animal model for COVID-19.