UW News

Michael Beecher


December 3, 2013

Signalers vs. strong silent types: Sparrows exude personalities during fights

Song sparrow on a tree branch..

Like humans, some song sparrows are more effusive than others, at least when it comes to defending their territories. New UW findings show that consistent individual differences exist not only for how aggressive individual song sparrows are but also for how much they use their signals to communicate their aggressive intentions.