Species & Ecosystems

By illuminating where rare, threatened, and vulnerable species and ecosystems are found, NatureServe guides scarce resources for conservation and resource management to the most important areas.

  1. North American River Otter. Photo by Geoff Hammerson.

    Animals

  2. Mixed-age white pine forest (Pinus strobus), with scattered hemlocks and northern hardwoods, and a fern understory. Monroe County, Pennsylvania. Photo by Nicholas Tonelli.

    Plants

  3. Upland ecosystems of mixed-grass prairie and Ponderosa pine woodlands near Boulder, Colorado. Photo by Patrick Comer | NatureServe.

    Ecosystems