Quercus is the scientific genus name for oak trees, which are known for their strength and longevity. These trees are found in many parts of the world, particularly in North America and Europe. Oaks are easily recognized by their distinctive lobed leaves and acorns, which serve as food for various wildlife, including squirrels and birds. There are over 600 species of oaks, ranging from the majestic white oak to the smaller black oak. Oaks play a vital role in their ecosystems, providing habitat and shade. They are also valued for their durable wood, commonly used in furniture and flooring, making them important both ecologically and economically.