Dog On A Tree

3. Giant Sequoia Sequoiadendron giganteum: 8.85 m (29 ft), General Grant tree, General Grant Grove, California, United States
4. Coast Redwood Sequoia sempervirens: 7.9 m (25.9 ft), Lost Monarch Jedediah Smith Redwoods State Park, California, United States.
5. Australian Oak Eucalyptus obliqua: 6.72 m (22 ft)
6. Australian Mountain-ash Eucalyptus regnans: 6.52 m (21.4 ft), Big Foot