The collapse of tropical forests during Earth's most catastrophic extinction event was the primary cause of the prolonged ...

Scientists and governments are calling for the strongest international protections yet for sharks and rays, citing ...

More than 35 species of falcons roam the Earth’s skies at present. But there used to be at least three others. Here’s the story of the confirmed falcon species lost to the world forever.

Islands are biodiversity hotspots. They only make up 5 percent of the world’s land mass, but they are home to 20 percent of ...

Small and elusive night lizards probably persisted because they have slow metabolisms and like to hide out in rock crevices, ...

Isolation allows creatures to thrive as their relatives perish due to the threats present on much larger landmasses ...

(Pictures: Extinct Species That Could Be Brought Back.) Yes, the set of plants alive a century or so ago when the passenger pigeon went extinct are probably still here. Is the pigeon's habitat intact?

The dire wolf went extinct around 10,000 years ago. The recent claim that a U.S. biotechnology company resurrected the long-extinct dire wolf through genetic engineering seemed to shock the ...

Genetic diversity provides a safeguard for livestock species against lethal animal diseases such as H5N1 bird flu and African swine fever. If we rely on just a few breeds, we risk a wipe out.

The desert rat-kangaroo — a small marsupial species — was declared extinct in 1994. But, scientists believe it could be alive and “evading detection,” according to a new study.

With no living relatives alive today, megalodon sharks were unique in that they were endothermic (warm-blooded), similar to opah fish, great whites and certain species of sharks that are partially ...

Subway’s $5 footlong is now the $15 footlong. Customers want the old deal back. DNC Day 3 schedule: Clinton, Pelosi and Milwaukee mayor headline The History Behind Queen Elizabeth's Most Iconic ...