Plants

Leaves and Birds

A wall of green leaves shifting in the slight breeze at Ephesus, behind some cacti. The videographer can be heard speaking, and the leaves can be heard rustiling.

Sky Islands

Yosemite National Park: Throughout the Sierra Nevada, high flat plateaus are found at elevations around twelve and thirteen thousand feet. These isolated sky islands are

Wildflowers

Yosemite National Park: From foothill elevations to high mountain peaks, hundreds of flower species are found throughout Yosemite National Park. Rangers and scientists di

Pine Forests

Valley Forge NH Park: Pine forest, nonnative plants, and invasive species at Valley Forge are discussed.

Pollination

Valley Forge NH Park: The different ways pollination occurs and the difference in plant and tree pollination is discussed. Butterflies and milkweeds are emphasized.

Valley Forge Meadows

Valley Forge NH Park: Discover the history of meadows at Valley Forge by listening to this audio file.

Silverswords: Rarer Than Diamonds

Hawai'i Volcanoes NP: What is a silversword, why is it so rare, and what is its relation to Hawaiian cowboys? Watch the video to find out.

Death Cap Mushrooms at Point Reyes National Seashore

Natural Laboratory: Non-native death cap mushrooms have been introduced at Point Reyes National Seashore and are affecting the ecosystem. Tune in to learn more about thes

Black Oaks

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 an

Big Trees

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 a

Redwood Reproduction

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

Redwood Needles

Redwood NP: Park Ranger Liam describes the differences between the upper and lower needles on a coast redwood.

The Utah Juniper

Canyonlands National Park: One of the most common trees in the American southwest, the Utah Juniper is well suited to life in the desert. Join ranger Karen Henker for a q