(VA) (Friends of Dyke Marsh) Join FODM for a bird walk every Sunday at 8 a.m. The Dyke Marsh Wildlife Preserve is a freshwater, tidal marsh on the Virginia side of the Potomac River in Fairfax County. It is a unit of the George Washington Memorial Parkway, U.S. National Park Service.
(DC) (Smithsonian) Celebrate the vast and varied insect world through the pages of early natural history books from the Smithsonian Libraries and Archives. Dazzling Diversity provides a glimpse into the wealth of recorded scientific knowledge in these books, and the continuing relevance of historical science to contemporary biodiversity research. It offers a snapshot of different classes of insects and their habitats, while showcasing ...
