North American bird update finds a little good news

Preserving habitat has encouraged wetland species, but many others need protection

Cerulean warbler

BIRD BLUES  Cerulean warblers and other birds that breed in Eastern forests continue to struggle, with populations dwindling by 32 percent on average since 1968, according the 2014 State of the Birds Report.

Mdf/Wikimedia Commons (CC BY-SA 3.0)

WASHINGTON — A few signs of progress brightened the 2014 State of the Birds Report for the United States and Canada, released September 9.