Weighing less than two dimes, ruby-throated hummingbirds are a wonder. They spend their summers with us but migrate to Central America in the fall. So with such high-energy lives, how do you study their life habits? Join senior naturalist Stephen Lyn Bales as he relates what we know about hummingbirds and how they are banded through a series of photographs. We’ll walk outside in search of hummingbirds. Cost $8. Register online.