Maple samara in flight. Maple samaras fly with one wing In late April, the ground becomes littered with samaras, the winged seeds of maple trees. With the right wind, the single-winged "whirlybirds" can carry the tree's embryos more than a mile.
Cycads have been around for approximately 10 million years. A palm with a stout woody trunk - these seed plants have a long fossil history and were formerly more abundant and more diverse than they are today