North American beavers (Castor canadensis) disappeared from the South Bay for nearly 150 years — until a gnawed tree on the banks of the Guadalupe River changed everything in 2013. This is the backstory of how beavers returned to San Jose's urban waterways, and what their presence means for watershed restoration across the South Bay. A Wildlife Discovery on the Guadalupe River Back in 2013, when I was working on the Guadalupe River educating thousands of students about our native Chinook...

John James Audubon (1785–1851) was America's most influential wildlife artist and ornithologist, whose landmark publication Birds of America — a collection of 435 life-size bird prints — set the standard for scientific wildlife illustration. His field-based approach to documenting birds in their natural habitats continues to shape wildlife art, birding culture, and nature education more than 170 years after his death. Who Was John James Audubon? Born on April 26, 1785, in Les Cayes, Haiti,...

Freeman Tilden (1883–1980) is recognized as the father of heritage interpretation — the educational philosophy that guides how national parks, state parks, and nature educators connect visitors to the natural and cultural world. His 1957 book "Interpreting Our Heritage" established six foundational principles still used by park rangers, naturalists, and environmental educators worldwide. Who Was Freeman Tilden? Freeman Tilden was born on August 22, 1883, and lived to be 97 years old — a life...