Three out of every four of the 500 North American bird species are in decline, a recent study found. But unlike the mass extinctions that killed off the dinosaurs, this one is driven by us.

They say that ignorance is bliss, and it is, until that bliss is snatched away by the cold, icy hand of reality. In this case ...

These recent sightings are compiled by Sue McGrath of the Newburyport Birders who says May is the month birders live for.