Although variable, all yellow-rumped warblers possess a bright yellow rump ... but brownish above with smaller tail spots. Fall adult: similar to spring adult, but generally browner above in ...

They analyzed 28 bird species such as Blackpoll and Yellow-rumped warblers and measured the elevations of their distribution along 42 mountainsides in the White Mountains of New Hampshire from ...

Look and listen for common yellowthroats in spring. Yellow-rumped warblers also have splashes of yellow, but theyre mainly at ...