In a study conducted at the University of Helsinki, AI was trained to classify bird sounds with increasing accuracy. The ...

Researchers have found that a tropical species of hummingbird called a black jacobin makes vocal sounds with an unusually high-frequency pitch that falls outside birds' normal hearing range. It's not ...

Owls hoot and geese honk, but the black Jacobin hummingbird sounds like a cricket. The Brazilian bird's song is so high-pitched that neuroscientist Claudio Mello didn't even realize at first that a ...

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 ...

March 5 (UPI) --Scientists have observed a tropical hummingbird species, the black jacobin hummingbird, making an unusual cricket-like sound. According to new research, the high-frequency pitch is ...

Anna's hummingbird flying in the experimental setup, drinking sugar water from a fake flower. Credit: Lentink Lab / Stanford University. Anna's hummingbird flying in the experimental setup, drinking ...