As it turns out, gopher snakes don’t have the corner on swimming. With nearly 4,000 snake species worldwide, it’s impossible to know how many of them swim. Some are rare or endangered. And in some ...

Yellowstone National Park is home to 11 species of reptiles and amphibians. Snakes make up nearly half of that number, with several species found throughout Yellowstone’s 3,471 square miles. The park ...