Sadly, a number of animals have also not been spotted in several years and are now presumed extinct. In order to move forward in conservation efforts, it's important to take a look back on some of ...

A fossil from British Columbia, originally discovered in the 80s, has finally been identified as a new species named ...

All these kangaroos lived alongside an array of other animals. "We had this marsupial ... most of these large animal species went extinct, including all of the short-faced kangaroos and some ...

Amid a biodiversity crisis in which 1 million species may go extinct globally, humanity will increasingly face fraught questions: To restore ecosystems, should society replace animals that disappear?

but rather produce animals that can fill the void that dire wolves left in nature and carry the animal characteristics that were lost when they went extinct. “For anyone working on de-extinction ...

Then, mysteriously, they went extinct. Researchers believe the locusts' delicate egg cases could not withstand plowing and the grazing of cattle and other animals as settlers worked their way West.

(Both Time and The New Yorker were given exclusive access to the animals ahead of the announcement ... it has been hypothesized that the dire wolf went extinct during the late Pleistocene ...

This little guy was the first mammal officially declared extinct due to climate change. Its home was swallowed by the ocean, wiping out its food and shelter. Scientists tried to save it ...