The male yellow warbler sports a fitting lemon-yellow body with reddish streaking on the chest. His pleasant thin song follows a musical pattern that sounds like “sweet-sweet-sweet-I’m-so ...

The yellow warbler’s staccato warning call is only used against the brown-headed cowbird, making it unique among bird species, according to the National Audubon Society.

The next bird hike is on May 16 from 7 a.m. to 8:30 a.m. RELATED: Wisconsin Fat Bird Week celebrates Junko in the Trunko and other chonky feathered friends Wisconsin birding hotspots ...