Alexandra Siy

Living for more than five thousand years, ancient bristlecone pines are the oldest trees on Earth. Interweaving lovely, meticulously drawn pictures with a story line that spans 5,000 years, Alexandra Siy invites young naturalists to explore the secrets of the world's oldest trees—secrets of the earth's climate, recorded in their tree rings, and secrets of the bristlecones' resilience, as a...