“Prothonotary Warbler was not on my radar, so my mind tried to make it into something else,” says Clark, a Fresno area birder who is the president of the Fresno Audubon Society. “When I got ...

Take for example, the prothonotary (pro-thon-uh-ter-ee) warbler. It’s a bright golden bird about 5 inches long and weighing about 5 pennies. Local researchers have proved that this songbird ...

What Does a Prothonotary Warbler Look Like? Prothonotary warblers are yellow with slate blue wings. Males are more brightly ...

“Prothonotary Warbler was not on my radar, so my mind tried to make it into something else,” says Clark, a Fresno area birder who is the president of the Fresno Audubon Society. “When I got ...