By Aislinn Sarnacki Have you ever noticed how much tree bark varies in texture, color and pattern? If your answer is “no,” I ...

Leaves are probably the most common feature used to identify trees. But in winter, when so many trees have dropped their ...

A similar distribution pattern exists ... of quaking aspen. This bark lives and carries out photosynthesis, attributes that make it unique among North American trees and likely contribute to ...