Signs of spring are finally upon us. The last three mornings, around 6 o’clock, we’ve wakened to hear a male chickadee courtship song consisting of three notes: a descending whole step followed by a ...

FAIRBANKS — It seemed fitting that on a sunny day last week, I heard my first-of-the-season black-capped chickadee singing. After the hoarse “chick-a-dee-dee” calls all winter, the clear two- or three ...

YAKIMA, Wash. -- The amazing variety of sounds birds utter has inspired many examples of onomatopoeia, “a word that mimics the sound of objects they refer to.” Common examples referring to birds ...

Behavioral Ecology and Sociobiology, Vol. 57, No. 2 (Dec., 2004), pp. 187-196 (10 pages) Chick-a-dee calls in many chickadee (Poecile) species are common vocal signals used in a diversity of social ...