It may not kill them outright, but low-level PCB (polychlorinated biphenyls) contamination disrupts how some birds sing their songs, report Cornell researchers.
While singing the same songs as your neighbours may sound harmonious, research conducted at Queen's University Biological Station (QUBS) suggests that song-sharing amongst song sparrow populations is actually an aggressive ...
(Phys.org)—After 12 years of work, Cornell's Macaulay Library archive, the largest collection of wildlife sounds in the world, is now digitized and fully available online.
(PhysOrg.com) -- The brains of all vertebrates display gender-related differences. In songbirds, for example, the size of the brain areas that control their singing behaviour could be linked to the size of their song repertoires. ...
It's quite common for a female song sparrow to stray from her breeding partner and mate with the male next door, but a new study shows that sleeping around can be costly.
Why wasn't this intruder getting the message? The lord of the manor had warned him repeatedly to back off, with threatening gestures and loud admonitions. But the trespasser just sat there - singing.
iPod owners aren't the only ones who frequently shuffle their favorite tunes. Baby songbirds do it, too, a new study shows.
The song of the swamp sparrow—a grey-breasted bird found in wetlands throughout much of North America—is a simple melodious trill, repeated over and over again.
Like humans, some song sparrows are more effusive than others, at least when it comes to defending their territories. New findings from the University of Washington show that consistent individual differences exist not only ...
Thanks to cultural evolution, male Savannah sparrows are changing their tune, partly to attract "the ladies."