Not all pythons belong to one homogeneous group. Modern classification of snakes places the family Pythonidae under numerous genera determined by phylogenetic lineage, physical features, genetic data ...

Snakes are found on every continent except for Antarctica and can occupy a wide range of habitats, including forests, deserts, grasslands, and aquatic habitats in both rivers and seas. This diverse ...

Snakes have adapted to climb trees, leap across hot sand, and even swim through water — all without arms or legs. What’s their secret? Mike Bock This corn snake, shown here at the Smithsonian's ...