It is known that people have been bringing alien bird species onto islands for thousands of years, but how this has shaped the diversity of those species has just been brought to light by a study ...

CAPE CANAVERAL, Fla. - Twin spacecraft have captured the clearest sounds yet from Earth's radiation belts - and they mimic the chirping of birds. NASA's Van Allen Probes have been exploring the ...

An alien bird species has landed in large parts of northern Italy, putting local wildlife at risk. The African sacred ibis is an invasive species that is thought to have invaded after it escaped or ...

"Not only do you hear the chirps — the alien birds as my wife calls them — but you hear that sort of cricket-like thing in the background," Kletzing told reporters. Before, those background sounds ...