(CN) — Scientists have discovered two distinct subspecies of fork-tailed flycatchers that communicate with each other by producing a high-pitched frequency with their feathers — and exhibit regional ...

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 ...

Though famous for their mid-air hovering during hunting, tiny hummingbirds have another trait that is literally telltale: males of some hummingbird species generate loud sounds with their tail ...

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 ...