Since pledging two months ago that they don’t investigate citizenship status, Vancouver police have arrested people under a state law against “alien possession of firearms.” Local law enforcement ...

A plant that lived 47 million years ago in what is now Utah is like nothing that lives on planet Earth today. The discovery of new fossils reveals that a species first found in 1969 is not a member of ...

An “alien plant” fossil discovered 55 years ago just outside of an abandoned town in Utah has no relation to any currently existing or extinct species, scientists revealed in a study last month.

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...

Alien plants invasion has negative impacts on the structure and functionality of ecosystems. Understanding the determinants of this process is fundamental for addressing environmental issues, such as ...

Many mountain ranges contain semi-natural habitats that have been little human interference. They are home to many animal and plant species, some of them endemic and highly specialized. Mountains have ...