This viral video shows hundreds of bison and their calves charging down a mountain and spilling onto a highway ...

A camera trap hidden in the forest along the Guatemala-Honduras border recently caught something researchers had not confirmed there in years: a male jaguar, walking through the Bi-National Corridor ...

A bronze whaler shark swam into a narrow canal in Busan and refused to leave, drawing massive crowds to the waterfront. Two ...

Quick Take Repeating a 20-Year-Old Survey A Shift Toward Dry Ground How To Tell a Cottonmouth From a Harmles... Every morning at Tall Timbers Research Station in north Florida, biologists walk out to ...