The Outside Story features song sparrows, brown-backed birds who are the most widespread and abundant North American sparrow.

Animals do all sorts of things to attract each other as potential mates. Many birds, for example, produce feathers with elaborate color patterns – from the iridescent plumage of many hummingbirds to ...

Whether it’s a canary’s chirp or a treefrog’s croak, humans tend to prefer many of the same sounds that animals do themselves, a new study finds ...

This version of the mating call was less attractive to female zebra finches, and in the study, humans agreed. Audio can only be used by media for purposes related to this announcement.