Galápagos finches use their beaks to crush seeds and sing songs, so what happens to their musical trills when their beaks change to respond to new menus available under drought? Jeffrey Podos and ...

So far this year, customs officials say, nearly 200 of the tiny songbirds have made the arduous journey from South America, stuffed into plastic hair rollers or cardboard toilet paper rolls and hidden ...

Australian zebra finches sing a rhythmic high-pitched song while incubating their eggs in a hot environment, which researchers have named a “heat call”. Experiments now show that this call influences ...