Sept. 22 (UPI) --Scientists have added another species to the list of birds that use sounds made with their feathers to communicate. The male fork-tailed flycatcher, a passerine bird species native to ...

A Fork-tailed Flycatcher. Credit: Valentina Gómez-Bahamón, Field Museum Bird feathers have many different functions. Softer down keeps a bird warm and stiffer wing feathers are used for flight.

Birds tweet, squawk, chirp, hoot, cluck, and screech to communicate with each other. Some birds have found another way to talk, though: they make sounds by fluttering their feathers or smacking their ...

Charles Darwin is most famous for his finches, from whose beaks he gleaned the idea that a single species might radiate into many. But he studied other attributes of birds, too—like the rhythmic ...