Redwood NP: Park Ranger Liam discusses the reproduction capabilities of coast redwoods.

Yosemite National Park: Most of Yosemite National Park is covered with vast conifer forests, and with abundant precipitation and warm temperatures, the park's mountains are home to some of the largest trees in the world.

Yosemite National Park: Changing appearance throughout the seasons, the black oak is one of the iconic trees of Yosemite Valley, and its acorn is used for food by both animals and people.