The move was aligned with President Donald Trump's pledge to unwind what he says are burdensome federal regulations for ...

Federal agencies have proposed changing a longstanding interpretation, weakening wildlife protections under the Endangered ...

The new rule would change how "harm" is defined under the Endangered Species Act (ESA). Harm now includes damaging the places ...

The Mesozoic Era extinctions formed the world as we know it today. Read about what caused them and which animals survived.

The Trump administration plans to eliminate habitat protections for endangered and threatened species in a move ...

The recent claim the long extinct dire wolf was resurrected made headlines around the world. But bioethicists and ecologists ...

The Trump administration is reinterpreting a key word in the Endangered Species Act that could have big consequences for the ...

Conservationists worry that a proposal to redefine the meaning of ‘harm’ will eliminate habitat protection and lead to mining ...

Imagine a world where the silent disappearance of endangered animals would go unnoticed—where the last songbird in a forest, ...

Colossal Biosciences says it used novel gene-editing technology to alter gray wolf DNA to breed the animals. Dire wolves ...

The dire wolf is a canine species that has been extinct for around 10,000 years, having lived up to 250,000 years ago. Living ...