Adult Cerulean Warbler T-shirt Size:S this bird's numbers have declined

this bird's numbers have declined by over 70%

meaning "ugly creature") and "cristo-rey" (onomatopoeia

It often remains hidden during the day

and northwestern South America in the winter

Often perched conspicuously or circling in flight

Adult Cerulean Warbler T-shirt Size:S this bird's numbers have declinedWe have personally lost a sound of spring and summer. In just the last decade or two, we have almost completely stopped hearing the once widespread and recognizable buzzy trill of the Cerulean Warbler in woodlands of eastern North America. In just the last 30 35 years, its population numbers have been cut by almost 75%, due to habitat loss in the northern breeding grounds, along migratory routes, and in the parts of Central and northern South America