4 alien species have been pulled from crashed UFOs, ex-government researcher claims

The US has recovered four distinct species of extraterrestrial life from crashed UFOs, a former CIA-funded government ...
The Cool Down on MSN

'Unknown to the public': Officials warn of invisible 'alien species' invading fresh waters

Researchers say that lack of awareness could make it harder for communities to spot ecological changes early and support ...
Yahoo

Alien plants and animals have cost Europe over $1.5 trillion, study finds

Alien plants and animals cost Europe over $1.5 trillion in the last six decades, according to a new study, indicating the global economic impact of such species could be several times higher than ...
What If on MSN

Extreme animals that live where nothing else can survive

Life on Earth is far more resilient than it first appears. From scorching deserts to freezing oceans, and even places touched ...
insider.si.edu

Biological invasions : economic and environmental costs of alien plant, animal, and microbe species / edited by David Pimentel

Introduction: Nonnative species in the world / David Pimentel -- The impacts of alien plants in Australia / Richard H. Groves -- Environmental and economic costs of invertebrate invasions in Australia ...

Import, sale ban on alien species wreaking havoc on ecosystems

Two creatures beloved by schoolchildren across Japan will no longer be imported, sold or allowed to be released into the wild ...