Tim Laman / Giant Coast Redwood tree (Sequoia sempervirens) canopy. Jedediah Smith Redwoods State Park. Jedediah Smith Redwoods State Park, California. Nov 2002.

Tim Laman / Researcher, Steve Sillett, up at 340 feet in the canopy of Giant Coast Redwood tree (Sequoia sempervirens) forest at Bull Creek Flats. Humboldt Redwoods State Park, California. Nov 2002.

Tim Laman / A researcher exploring the canopy of the Giant Coast Redwood tree (Sequoia sempervirens) forest. The tree has been named 'Sacajawea'. Jedediah Smith Redwoods State Park, California. Nov 2008.

Tim Fitzharris / Forest canopy of O'hia trees showing crown shyness, Lava Tree State Park, Hawaii