NatureServe Web Services enable you to create dynamic, customized web applications that interact directly with our biodiversity databases.
NatureServe Explorer provides data on more than 70,000 plant and animal species of the United States and Canada. The NatureServe Explorer Species Service provides comprehensive, direct access to this information in an easy-to-manipulate XML format, ideal for further analysis. Species images are also included. And it is all free.
Find everything you’ll need to get started here.