Asta and D'arcy witness the rather horrifying domestic life of Harry and Heather in this scene from Resident Alien Season 4, Episode 4: "Truth Hurts." ...

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 ...

Tsukuba, Japan—The Chinese hwamei, an invasive alien bird species, is native to eastern Eurasia, ranging from southern China to Southeast Asia. In Japan, the species had been brought to Japan as a pet ...

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 ...