Temperatures have dropped below freezing in North America, which means that it's time to think about heading south for a warm weather vacation. We recently ranked the Best Caribbean Islands, but it ...

SAVANNAH, Ga. - Threatened by development and predators from every side, local birds here are finding safe, pristine habitats in an unlikely place: at the bottom of the Savannah River. As part of ...

pt. 1. Beyond the mainland ; 1. Introduction ; 2. History of island studies ; 3. Factors that influence island faunas. Types of islands. Dispersals to islands. The candidate species. Composition of ...