Column: Why the hummingbirds in your backyard are so mysterious

BANGOR DAILY NEWS • July 28, 2021

The more I learn about ruby-throated hummingbirds, the less I understand. For instance, there are more than 325 hummingbird species in the New World. A couple dozen visit the western United States, and half of them nest there. But the ruby-throat is the only hummingbird to nest east of the Great Plains, and I don’t know why. ~ Bob Duchesne