Best Small Conifer Trees with Benefits for Birds These small trees may be dwarf in size, but they all provide giant benefits to birds in the way of seeded cones, insects and year-round shelter.

Yale University. "Exhaustive family tree for birds shows recent, rapid diversification." ScienceDaily. ScienceDaily, 31 October 2012. <www.sciencedaily.com / releases / 2012 / 10 / 121031141906.htm>.